Volvo MID128 User Manual
Volvo Truck Corporation
Göteborg, Sweden
MID 128 Engine control unit, fault codes
Service Bulletin
Trucks
Date Group No. Release Page
5.08 284 102 08 1(20)
MID 128Enginecontrol unit,fault codes
D
Contents
“MID 128 Engine control unit, fault codes” page 2
•
“Engine control unit, check” page 9
•
“SCRT, fault tracing” page 19
•
T0009739
ENG30233.ihval English
20154461
Volvo Truck Corporation Date Group No. Release Page
Service Bulletin 5.08 284 102 08 2(20)
MID 128 Engine control unit, fault codes
Note: More information about fault codes is available in
Guided Diagnostics
Fault code Function FMI Fault
Signal not available
D
Short-circuit+, signal cable
PID26 Fan speed
3
Short-circuit-, signal cable
Open-circuit, signal cable
Open-circuit, earth cable
8
PID45 Pre-heater relay
PID84 Vehicle speed 9 Signal absent from VECU (MID144)
PID85 Cruise control status 9 Signal absent from CC
PID91 Pedal message
PID94 Fuel pressure 1 Pressure critically low
PID97 Water in the fuel sensor
PID98 Oil level
3
4 Short-circuit5
9
3
5
7
3
4 Short-circuit-, signal cable
1
Interference in the signal cable.
Short-circuit+
Open-circuit
Signal absent from VECU (MID144)
Short-circuit+
Signal cable
Open-circuit
Earth cable
Open-circuit, 5V supply cable
Short-circuit-, signal cable
Open-circuit, signal cable
Low pressure
Short-circuit+, signal cable
Below the range
4 Short-circuit-, positive side
Short-circuit+, positive side
5
PID100 Oil pressure 1 Below the range
3
5
PID 102 Charge pressure 0 Below the range
2
3
5
PID105 Charge air temperature
2
4 Short-circuit-, signal cable
Open-circuit, positive side
Open-circuit, negative side
Short-circuit+, signal cable
Open-circuit, earth cable
Open-circuit, 5V supply cable
Short-circuit-, signal cable
Open-circuit, signal cable
Incorrect
Short-circuit+, signal cable
Open-circuit, earth cable
Open-circuit, 5V supply cable
Short-circuit-, signal cable
Open-circuit, signal cable
Incorrect
Volvo Truck Corporation Date Group No. Release Page
Service Bulletin 5.08 284 102 08 3(20)
Fault code Function FMI Fault
5
10 Stuck
PID107 Air filter indicator
PID108 Ambient pressure 2 Within range
PID110 Coolant temperature 0 Critically above the range
PID111 Coolant level 1
0
D
3 Short-circuit+, signal cable
4
5
3
4 Short-circuit-, signal cable
4
5
3 Short-circuit+, signal cable
5
Short-circuit+, signal cable
Open-circuit
Critically above the range
Short-circuit-, signal cable
Open-circuit
Short-circuit+, signal cable
Short-circuit-, signal cable
Short-circuit+, signal cable
Open-circuit
Below the range
Short-circuit-, signal cable
Open-circuit
PID153 Crankcase pressure 0 Above range
2 Within range
3
5
PID158 Battery voltage 4 TOO LOW
3
PID171 Ambient air temperature 9 Signal absent from IC (MID140)
PID173 Exhaust temperature
PID175 Oil temperature 0 Above range
PID190 Engine rpm
PID224 Immobilizer 2 Incorrect data from IMMO (MID163)
4
5
4 Short-circuit-, signal cable
5
0
Short-circuit+, signal cable
Open-circuit, earth cable
Open-circuit, 5V supply cable
Short-circuit-, signal cable
Open-circuit, signal cable
TOO HIGH
Short-circuitShort-circuit+
Open-circuit
Short-circuit+, signal cable
Open-circuit
Above range
12
PID228 Calibration factor (K)
PID245 Total mileage 9 Signal absent from IC (MID140)
PID251 Time data failed
PID252 Date data failed 9 Exceeded time limit
SID
1/2/3/4/5/6
Injector 1/2/3/4/5/6 3 Short-circuit+, low side
11
9
No response from IMMO (MID163)
Signal absent from VECU (MID144)
Exceeded time limit
Volvo Truck Corporation Date Group No. Release Page
Service Bulletin 5.08 284 102 08 4(20)
Fault code Function FMI Fault
Short-circuit+
5
Short-circuitOpen-circuit, high side
Short-circuit-, low side
7
12 Low holding current, injector
14
SID18 Water in the fuel sensor
SID21 CAM speed sensor 2 Phase error
SID22 Crankcase speed sensor
SID32 Waste gate
3
4 Short-circuit5
3
8 Interference in the signal cable.
2
3
8 Interference in the signal cable.
3
4
5
7
Clock calibration
D
Special instructions
Short-circuit+
Open-circuit
Signal absent from camshaft sensor
(Short-circuit+, short-circuit-, open-circuit)
Intermittent or weak signal
Signal absent from crankcase sensor
(Short-circuit+, short-circuit-, open-circuit)
Short-circuit+
Short-circuit-
Open-circuit
Stuck closed
SID33 Engine cooling fan control 3 Short-circuit+
4 Short-circuit5
SID39 Starter motor output 0 Starter motor overheat
3
5
7
10
14 Power take-off engaged
SID70 Pre-heating sensor 1 3 Short-circuit+
4
5
SID78 Fuel evacuation pump
SID211 5V supply 2
3
4
5
3
4 Below the range
Open-circuit
Short-circuit+
Open-circuit
Gearbox not in neutral
Gear synchronisation
Short-circuit-
Open-circuit
Short-circuit+
Short-circuit-
Open-circuit
Above range
SID230 Buffered IVS 3 Short-circuit+
5
Short-circuit-
Open-circuit
Volvo Truck Corporation Date Group No. Release Page
Service Bulletin 5.08 284 102 08 5(20)
Fault code Function FMI Fault
SID231
SID232 5V supply 1 3 Above range
SID240 Program memory
SID253 Data memory
SID254 RAM/Watchdog 3 RAM addressing failed.
PPID55
PPID109 Throttle disc EPG 3 Short-circuit+
CAN1 J1939 communications
link
Electronic control unit,
temperature
2
D
4 Below the range
2
7
11
2
12 Checksum fault supplier
14
8 WD reset of CPU does not work.
12
4 Short-circuit-, signal cable
5
Short-circuit+
Short-circuit- or open-circuit on one or other of the
cables
Checksum fault
Development SW
Cell test position
Checksum fault
Checksum fault on E2
Write to RAM does not work
Short-circuit+, signal cable
Open-circuit
4
5
PPID122 VCB 1 Below the range
3
4 Short-circuit5
PPID123 ON/OFF EPG
PPID124 EPG/ Wastegate PWM 3 Short-circuit+
PPID270
NOx sensor
Set by MID233 SCRT
3
4 Short-circuit5
4 Short-circuit5
2
3
5
9
Short-circuitOpen-circuit
Short-circuit+
Open-circuit
Short-circuit+
Open-circuit
Open-circuit
Within range
Short-circuit NOx signal
Open-circuit, NOx signal
Abnormal update
PPID273
AdBlue pressure
Set by MID233 SCRT
12
13 Range control
14
1
2 Within range
4
Incorrect value
Signal absent from sensor due to Vbatt.
Leakage
Short-circuit to earth
Volvo Truck Corporation Date Group No. Release Page
Service Bulletin 5.08 284 102 08 6(20)
Fault code Function FMI Fault
PPID274
PPID275
PPID278
AdBlue tank temperature
Set by MID233 SCRT
AdBlue filter temperature
Set by MID233 SCRT
AdBlue level
Set by MID233 SCRT
5
7
13 Electrical fault
14
1
4
5
0
1
2 Outside operating range
4 Short-circuit to earth
5
1 Level low, coolant capacity limited
3 Short-circuit high
5
Open-circuit
Build up failed
Heating failed
D
Temperature too low
Short-circuit to earth
Open-circuit
Temperature too high
Temperature too low, electrical heating not possible
Open-circuit
Open-circuit
Short-circuit low
PPID385
PPID386
PPID387
AdBlue ECU voltage
Set by MID233 SCRT
Exhaust temperature sensor
upstream of SCR cat.
Set by MID233 SCRT
Exhaust temperature sensor
Set by MID233 SCRT
13
14 Level low, stop dosing
3 TOO HIGH
4 TOO LOW
12
14 Internal supply critical fault
2
4
5
2
4 Short-circuit to earth
5
Sensor voltage supply outside range
Internal supply fault
Incorrect
Stuck
Short-circuit to earth
Open-circuit
Incorrect
Stuck
Open-circuit
PPID435 Effective torque 0 Above range
1 Below the range
PSID40 Inadequate reagent quality
PSID41 Reagent consumption
1
14 TOO LOW
1
14
Critically too low
Critically too low
TOO LOW
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