Dodge SRM 2006 Service Manual

DR AUDIO/VIDEO 8A - 1

AUDIO/VIDEO

TABLE OF CONTENTS

page page

AUDIO - ELECTRICAL DIAGNOSTICS........... 1 AUDIO - SERVICE INFORMATION ........... 150

AUDIO - ELECTRICAL DIAGNOSTICS

TABLE OF CONTENTS

page page

AUDIO - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

B1428-REMOTE RADIO SWITCH INPUT

CIRCUIT STUCK.............................4

B1427-REMOTE RADIO SWITCH INPUT

CIRCUIT HIGH...............................8

B1401-FRONT LEFT AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................12

B1402-FRONT LEFT AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................15

B1403-FRONT LEFT AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................17

B1405-FRONT RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................20

B1406-FRONT RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................23

B1407-FRONT RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................26

B1409-REAR LEFT AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................29

B140A-REAR LEFT AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................32

B140B-REAR LEFT AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................34

B140D-REAR RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................37

B140E-REAR RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................39

B140F-REAR RIGHT AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................41

B1420-AUDIO CASSETTE ERROR/

INOPERABLE CASSETTE....................43

B1421-AUDIO CD READ ERROR/

INOPERABLE DISC.........................44

B1422-AUDIO DVD READ ERROR/

INOPERABLE DISC.........................45

B1429-RADIO DISPLAY HIGH

TEMPERATURE.............................46

B142A-RADIO UNIT HIGH TEMPERATURE ....47

B142D-AUDIO ANTENNA NOT CONNECTED . . 48

B142E-GPS ANTENNA NOT CONNECTED ....49

B1488–CABIN EQ MISMATCH

PERFORMANCE............................50

B210D-BATTERY VOLTAGE LOW ............52

B210E-BATTERY VOLTAGE HIGH ............53

B221E-RADIO INTERNAL ....................54

B221F-AMPLIFIER INTERNAL ................55

B1460-CHANNEL 1 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE..........56

B1461-CHANNEL 1 AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................57

B1462-CHANNEL 1 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................60

B1463-CHANNEL 1 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................63

B1464-CHANNEL 1 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER....66

B1465-CHANNEL 2 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE..........69

B1466-CHANNEL 2 AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................70

B1467-CHANNEL 2 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................73

B1468-CHANNEL 2 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................76

B1469-CHANNEL 2 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER....79

B146A-CHANNEL 3 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE..........82

B146B-CHANNEL 3 AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................83

B146C-CHANNEL 3 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................86

8A - 2 AUDIO - ELECTRICAL DIAGNOSTICS DR

B146D-CHANNEL 3 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN....................89

B146E-CHANNEL 3 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER....92

B146F-CHANNEL 4 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE..........95

B1470-CHANNEL 4 AUDIO SPEAKER

OUTPUT CIRCUIT LOW.....................96

B1471-CHANNEL 4 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH.....................99

B1472-CHANNEL 4 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN...................102

B1473-CHANNEL 4 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER. .. 105

B1474-CHANNEL 5 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE.........108

B1475-CHANNEL 5 AUDIO SPEAKER

OUTPUT CIRCUIT LOW....................109

B1476-CHANNEL 5 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH....................112

B1477-CHANNEL 5 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN...................115

B1478-CHANNEL 5 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER....118

B1479-CHANNEL 6 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE.........121

B147A-CHANNEL 6 AUDIO SPEAKER

OUTPUT CIRCUIT LOW....................122

B147B-CHANNEL 6 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH....................125

B147C-CHANNEL 6 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN...................128

B147D-CHANNEL 6 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER. .. 131 B147E-CHANNEL 7 AUDIO SPEAKER

OUTPUT CIRCUIT PERFORMANCE.........134

B147F-CHANNEL 7 AUDIO SPEAKER

OUTPUT CIRCUIT LOW....................135

B1480-CHANNEL 7 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH....................137

B1481-CHANNEL 7 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN...................138

B1482-CHANNEL 7 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER. .. 140 B1483–CHANNEL 8 AUDIO SPEAKER

OUTPUT CIRCUIT/PERFORMANCE.........142

B1484-CHANNEL 8 AUDIO SPEAKER

OUTPUT CIRCUIT LOW....................143

B1485-CHANNEL 8 AUDIO SPEAKER

OUTPUT CIRCUIT HIGH....................145

B1486-CHANNEL 8 AUDIO SPEAKER

OUTPUT CIRCUIT OPEN...................146

B1487-CHANNEL 8 AUDIO SPEAKER

OUTPUT CIRCUIT SHORTED TOGETHER. .. 148

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 3

AUDIO - ELECTRICAL DIAGNOSTICS

DIAGNOSIS AND TESTING

8A - 4 AUDIO - ELECTRICAL DIAGNOSTICS DR

B1428-REMOTE RADIO SWITCH INPUT CIRCUIT STUCK

For a complete wiring diagram Refer to Section 8W.

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 5

• When Monitored:

With the ignition in any position except off.

• Set Condition:

The Instrument Cluster detects a stuck switch state on the (X20) Radio Control MUX circuit for more than 30 seconds.

Possible Causes

(X20) RADIO CONTROL MUX CIRCUIT SHORT TO GROUND (X20) RADIO CONTROL MUX CIRCUIT SHORT TO (Z909) GROUND LEFT REMOTE RADIO SWITCH RIGHT REMOTE RADIO SWITCH CLOCKSPRING INSTRUMENT CLUSTER (CCN)

Diagnostic Test

CHECK FOR ACTIVE DTC

With the scan tool, read the active DTC’s. Cycle the ignition switch from off to on at least 5 times, leaving the ignition on for a minimum of 90 seconds per

cycle. With the scan tool, read the active DTC’s.

Does the scan tool display B1428: REMOTE RADIO SWITCH INPUT CIRCUIT STUCK?

Yes >> No >>

LEFT REMOTE RADIO SWITCH

Turn the ignition off. Disconnect the Left Remote Radio Switch harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON-

TROL MODULES - STANDARD PROCEDURE)

Replace the Left Remote Radio Switch in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

8A - 6 AUDIO - ELECTRICAL DIAGNOSTICS DR

RIGHT REMOTE RADIO SWITCH

Turn the ignition off. Disconnect the Right Remote Radio Switch harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

CLOCKSPRING

Turn the ignition off. Disconnect the Clockspring C1 harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

Replace the Right Remote Radio Switch in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 4

Check the (X20) Radio Control MUX circuit for a short between the clockspring and the remote radio switches. If ok, replace the Clockspring in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 5

(X20) RADIO CONTROL MUX CIRCUIT SHORT TO GROUND

Turn the ignition off. Disconnect the Instrument Cluster C4 harness connector. Measure the resistance between ground and the (X20) Radio Control

MUX circuit.

Is the resistance below 100.0 ohms?

Yes >>

No >>

Repair the (X20) Radio Control MUX circuit for a short to ground.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 6

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 7

(X20) RADIO CONTROL MUX CIRCUIT SHORT TO (Z909) GROUND CIRCUIT

Disconnect left and right Remote Radio Switch harness connectors.

Measure the resistance between the (X20) Radio Control MUX circuit and the (Z909) Ground circuit.

Is the resistance below 100.0 ohms?

Yes >>

No >>

Repair the (X20) Radio Control MUX circuit for a short to the (Z909) Ground circuit.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

Replace the Instrument Cluster in accordance with the service information. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

8A - 8 AUDIO - ELECTRICAL DIAGNOSTICS DR

B1427-REMOTE RADIO SWITCH INPUT CIRCUIT HIGH

For a complete wiring diagram Refer to Section 8W.

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 9

• When Monitored:

With the Radio on.

• Set Condition:

The CCN Detects the Radio Control MUX circuit is open or shorted to voltage.

Possible Causes

(X20) REMOTE CONTROL MUX CIRCUIT OPEN (X20) REMOTE CONTROL MUX CIRCUIT SHORT TO VOLTAGE LEFT REMOTE RADIO SWITCH RIGHT REMOTE RADIO SWITCH CLOCKSPRING INSTRUMENT CLUSTER (CCN)

Diagnostic Test

CHECK FOR ACTIVE DTC

With the scan tool, read the active DTC’s. Turn the ignition on. With the scan tool, read the active DTC’s.

Does the scan tool display B1427: REMOTE RADIO SWITCH INPUT CIRCUIT HIGH?

Yes >> No >>

LEFT REMOTE RADIO SWITCH

Turn the ignition off. Disconnect the Left Remote Radio Switch harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST — VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON-

TROL MODULES - STANDARD PROCEDURE)

Replace the Left Remote Radio Switch in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

8A - 10 AUDIO - ELECTRICAL DIAGNOSTICS DR

RIGHT REMOTE RADIO SWITCH

Turn the ignition off. Disconnect the Right Remote Radio Switch harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

CLOCKSPRING

Turn the ignition off. Disconnect the Clockspring C1 harness connector. Turn the ignition on. With the scan tool monitor the Remote Radio Control Switch voltage.

Is the voltage approximately 5.0 volts?

Yes >>

No >>

Replace the Right Remote Radio Switch in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 4

Check the (X20) Radio Control MUX circuit for a open between the clockspring and the remote radio switches. If ok, replace the Clockspring in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 5

(X20) RADIO CONTROL MUX CIRCUIT SHORT TO VOLTAGE

Turn the ignition off. Disconnect the Instrument Cluster C4 harness connector. Turn the ignition on. Measure the voltage on the (X20) Radio Control MUX circuit.

Is the voltage above 10.0 volts?

Yes >>

No >>

Repair the (X20) Radio Control MUX circuit for a short to voltage.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 6

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 11

(X20) RADIO CONTROL MUX CIRCUIT OPEN

Disconnect the Instrument Cluster C4 harness connector. Measure the resistance of the (X20) Radio Control MUX circuit.

Is the resistance above 100.0 ohms?

Yes >>

No >>

Repair the (X20) Radio Control MUX circuit for a open. Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Replace the Instrument Cluster in accordance with the service information.

Perform BODY VERIFICATION TEST – VER 1. (Refer to 8

- ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

8A - 12 AUDIO - ELECTRICAL DIAGNOSTICS DR

B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW

For a complete wiring diagram Refer to Section 8W.

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 13

• When Monitored:

• With the Radio on.

• Set Condition:

• When the Output circuit is LOW for more than 3 seconds.

Possible Causes

(X153) LEFT FRONT DOOR SPEAKER (+) CIRCUIT SHORTED TO GROUND (X155) LEFT FRONT DOOR SPEAKER (-) CIRCUIT SHORTED TO GROUND SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on. With the Scan Tool, clear all Audio DTC’s. Turn the Radio on. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1401-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

Yes >> No >>

(X153) LEFT FRONT DOOR SPEAKER (+) CIRCUIT SHORTED TO GROUND

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Front Left Audio Speaker connector. Measure the resistance between the (X153) Left Front Door Speaker

(+) circuit and ground.

Is the resistance below 5.0 ohms?

Yes >>

No >>

Go To 3 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Repair short to ground on the (X153) Left Front Door Speaker (+) circuit.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

8A - 14 AUDIO - ELECTRICAL DIAGNOSTICS DR

(X155) LEFT FRONT DOOR SPEAKER (-) CIRCUIT SHORTED TO GROUND

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Front Left Audio Speaker connector. Measure the resistance between the (X155) Left Front Door Speaker (-)

circuit and ground.

Is the resistance below 5.0 ohms?

Yes >>

No >>

Repair short to ground on the (X155) Left Front Door Speaker (-) circuit.

Replace the Left Front Door Speaker in accordance with the service information.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 15

B1402-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT HIGH

For a complete wiring diagram Refer to Section 8W.

8A - 16 AUDIO - ELECTRICAL DIAGNOSTICS DR

Possible Causes

SPEAKER (X153) LEFT FRONT DOOR SPEAKER CIRCUIT (+) (X155) LEFT FRONT DOOR SPEAKER CIRCUIT (-)

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on, then off, and then on again. With the scan tool, read Radio DTCs.

Does the scan tool display active: B1402-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT HIGH?

Yes >> No >>

CHECK FOR VOLTAGE ON THE (X153) SPEAKER (+) CIRCUIT

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Left Front Door Speaker harness connector. Turn the ignition on. Measure for voltage on the (X153) Speaker (+) circuit.

Is the voltage above 10.0 volts?

Yes >>

No >>

Go To 2 The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche-

matic as a guide, inspect the wiring and connectors. Perform BODY VERIFICATION TEST VER-1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Repair the (X153) Speaker (+) circuit for a short to voltage. Perform BODY VERIFICATION TEST VER-1. (Refer to 8 -

ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

CHECK FOR VOLTAGE ON THE (X155) SPEAKER (-) CIRCUIT

Turn the ignition on. Measure for voltage on the (X155) Speaker (-) circuit.

Is the voltage above 10.0 volts?

Yes >>

No >>

Repair the (X155) Speaker (-) circuit for a short to voltage. Perform BODY VERIFICATION TEST VER-1. (Refer to 8 -

ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Replace the Radio in accordance with the service information.

Perform BODY VERIFICATION TEST VER-1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 17

B1403-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN

For a complete wiring diagram Refer to Section 8W.

8A - 18 AUDIO - ELECTRICAL DIAGNOSTICS DR

• When Monitored:

• With the Radio on.

• Set Condition:

• When the Output circuit is open for more than 3 seconds. The Radio will not set the fault if the radio confirms

an amplifier is on the BUS.

Possible Causes

(X153) LEFT FRONT DOOR SPEAKER CIRCUIT (+) OPEN (X155) LEFT FRONT DOOR SPEAKER CIRCUIT (-) OPEN SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on. With the Scan Tool, clear all Audio DTC’s. Turn the Radio on. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1403-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?

Yes >> No >>

(X153) LEFT FRONT DOOR SPEAKER CIRCUIT (+) OPEN

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Left Front Door Speaker harness connector. Measure the resistance of the (X153) Left Front Door Speaker (+) cir-

cuit between the Radio C1 connector, and the Left Front Door Speaker harness connector.

Is the resistance below 5.0 ohms?

Yes >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Go To 3

No >>

Repair open in the (X153) Left Front Door Speaker (+) circuit. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 19

(X155) LEFT FRONT DOOR SPEAKER CIRCUIT (-) OPEN

Turn the ignition off. Measure the resistance of the (X155) Left Front Door Speaker (-) circuit

between the Radio C1 connector, and the Left Front Door Speaker harness connector.

Is the resistance below 5.0 ohms?

Yes >>

No >>

SPEAKER

Turn the ignition off. Disconnect the Left Front Door Speaker. Turn the ignition on. Turn the Radio on. With the Scan Tool, clear all Audio DTC’s. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1403-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?

Go To 4

Repair open in the (X155) Left Front Door Speaker (-) circuit. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Yes >>

No >>

Replace the Speaker in accordance with the service information.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Test Complete.

8A - 20 AUDIO - ELECTRICAL DIAGNOSTICS DR

B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW

For a complete wiring diagram Refer to Section 8W.

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 21

• When Monitored:

• With the Radio on.

• Set Condition:

• When the Output circuit is LOW for more than 3 seconds.

Possible Causes

(X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT SHORTED TO GROUND (X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT SHORTED TO GROUND SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on. With the Scan Tool, clear all Audio DTC’s. Turn the Radio on. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

Yes >> No >>

(X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT SHORTED TO GROUND

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Right Front Door Speaker harness connector. Measure the resistance between ground and the (X154) Right Front

Door Speaker (+) circuit.

Is the resistance below 5.0 ohms?

Yes >>

No >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Repair short to ground in the (X154) Right Front Door Speaker (+) circuit.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

8A - 22 AUDIO - ELECTRICAL DIAGNOSTICS DR

(X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT SHORTED TO GROUND

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Right Front Door Speaker harness connector. Measure the resistance between ground and the (X156) Right Front

Door Speaker (-) circuit.

Is the resistance below 5.0 ohms?

Yes >>

No >>

Repair short to ground in the (X156) Right Front Door Speaker (-) circuit.

Replace the Right Front Door Speaker in accordance with the service information.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 23

B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH

For a complete wiring diagram Refer to Section 8W.

8A - 24 AUDIO - ELECTRICAL DIAGNOSTICS DR

Possible Causes

(X202) SPEAKER OUTPUT CIRCUIT (+) (X292) SPEAKER OUTPUT CIRCUIT (-) SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on, then off, and then on again. With the scan tool, read Radio DTCs.

Does the scan tool display active: B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH?

Yes >> No >>

CHECK FOR VOLTAGE ON THE (X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Right Front Door Speaker harness connector. Turn the ignition on. Measure for voltage on the (X154) Right Front Door Speaker (+) circuit.

Is the voltage above 10.0 volts?

Yes >>

No >>

Go To 2 The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche-

matic as a guide, inspect the wiring and connectors. Perform BODY VERIFICATION TEST VER-1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Repair the (X154) Right Front Door Speaker (+) circuit for a short to voltage.

Perform BODY VERIFICATION TEST VER-1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 25

CHECK FOR VOLTAGE ON THE (X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT

Turn the ignition on. Measure for voltage on the (X156) Right Front Door Speaker (-) circuit.

Is the voltage above 10.0 volts?

Yes >>

No >>

Repair the (X156) Right Front Door Speaker (-) circuit for a short to voltage.

Perform BODY VERIFICATION TEST VER-1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Replace the Radio in accordance with the service information.

Perform BODY VERIFICATION TEST VER-1. (Refer to 8 ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

8A - 26 AUDIO - ELECTRICAL DIAGNOSTICS DR

B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN

For a complete wiring diagram Refer to Section 8W.

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 27

• When Monitored:

• With the Radio on.

• Set Condition:

• When the Output circuit is open for more than 3 seconds. The Radio will not set the fault if the radio confirms

an amplifier is on the BUS.

Possible Causes

(X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT OPEN (X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT OPEN SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on. With the Scan Tool, clear all Audio DTC’s. Turn the Radio on. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?

Yes >> No >>

(X154) RIGHT FRONT DOOR SPEAKER (+) CIRCUIT OPEN

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Right Front Door Speaker harness connector. Measure the resistance of the (X154) Right Front Door Speaker (+) cir-

cuit between the Radio C1 connector and the Right Front Door Speaker harness connector.

Is the resistance below 5.0 ohms for each circuit?

Yes >> No >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Go To 3 Repair open in the (X154) Right Front Door Speaker (+) cir-

cuit. Perform the BODY VERIFICATION TEST VER 1. (Refer to

8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

8A - 28 AUDIO - ELECTRICAL DIAGNOSTICS DR

(X156) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT OPEN

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Right Front Door Speaker harness connector. Measure the resistance of the (X156) Right Front Door Speaker (-) cir-

cuit between the Radio C1 connector and the Right Front Door Speaker harness connector.

Is the resistance below 5.0 ohms for each circuit?

Yes >>

No >>

Replace the Right Front Door Speaker in accordance with the service information.

Repair open in the (X156) Right Front Door Speaker (-) circuit.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

DR AUDIO - ELECTRICAL DIAGNOSTICS 8A - 29

B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW

For a complete wiring diagram Refer to Section 8W.

8A - 30 AUDIO - ELECTRICAL DIAGNOSTICS DR

• When Monitored:

• With the Radio on.

• Set Condition:

• When the Output circuit is LOW for more than 3 seconds.

Possible Causes

(X205) LEFT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND (X295) LEFT REAR SPEAKER (-) CIRCUIT SHORTED TO GROUND SPEAKER

Diagnostic Test

INTERMITTENT CONDITION

Turn the ignition on. With the Scan Tool, clear all Audio DTC’s. Turn the Radio on. With the Scan Tool, read the DTC information.

Does the Scan Tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?

Yes >> No >>

(X205) LEFT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND

Turn the ignition off. Disconnect the Radio C1 harness connector. Disconnect the Left Rear Speaker harness connector. Measure the resistance between ground and the (X205) Left Rear

Speaker (+) circuit.

Is the resistance below 5.0 ohms?

Yes >>

No >>

Go To 2 The condition that caused the symptom is currently not present. Inspect the related wiring for a possible

intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires. Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL

MODULES - STANDARD PROCEDURE)

Repair short to ground on the (X205) Left Rear Speaker (+) circuit.

Perform the BODY VERIFICATION TEST VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES STANDARD PROCEDURE)

Go To 3

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