CIRCUIT NUMBER REFERS TO COLOR
ACCORDING TO THE ABOVE CHART.
WIRES MAY HAVE STRIPES OF ONE COLOR.
THE LAST DIGIT OF CIRCUIT NUMBER
REFERS TO THE BASE COLOR. THE
NEXT TO THE LAST DIGIT REFERS
TO STRIPE COLOR.
FOR EXAMPLE:
CIRCUIT NO. COLOR
209 WHITE WIRE WITH BLACK STRIPES
23 ORANGE WIRE WITH RED STRIPES
2 RED WIRE WITH NO STRIPES
LH FOG OR
DRIVING LAMP
42 A7
29
PCO
NDP
C
253253
337338
AMMETER
STARTER
SWITCH
KEY
SWITCH
286
286
23
252
12
306
329
19
389
23
239
329
389
B
29
CAT ENG
STARTER SW
83
83
305
286
29
286
29
WARNING
BEEPER
337
343
337
242
13
24
MULTI-SHEET
SEQUENTIAL
INDICATOR
OIL
PRESS
GAUGE
253
MANIFOLD
PRESSURE
242239338 253253253
242239338 253253253
239 42 28241
283
242
ENGINE
253
OIL TEMP
280
282
253
242
ELECTRIC
TACHOMETER
239
324
282
239
A285
282
227
324
285228
285228
A285
285242 106 229
228
239
AJC
NDP
VAR
203,286, 292 & 296
LH
TURN
INDICATER
HIGH WATER
TEMP W/
AUTO SHUTDOWN
HIGH
WATER TEMP
W/O AUTO
SHUTDOWN
LOW OIL
PRESSURE
LOW
WATER
LOW AIR
PRESSURE
343
98106 305
242
242
98106 305
248
228
239
A285
239
285
242
106
242
98
242
305
242
343
343 145 42 346 227
01-08-91
12359JJSMSREMOVED ABS CKTS
239
145 4 2 346 227
239
23914 5298
JJS
A
JJS
MFT
B
MNH
227
RH
TURN
INDICATER
239
346
A/C
PRESSURE
239
42
HIGH
BEAM
239
145
DIFF
LOCK
242
ALL
REDRAWN TO CAD
FORMAT
05-22-89
11957JJS
08-09-89
11991RGMSADDED ALARM CKT 389VAR
253
346
98
A7
306
41
42
286
8
19
302
227
298
298
29
229
248
283
252
12
PD803009.FRM
362 Cab Wiring (2 of 10)SK14799D02
SK14799
TO
ENGINE
HARNESS
TO
ENGINE
BRAKE
HARNESS
MCD
NDP
MS
D
B
239
3892383
190
239
324
239
83
93
182
A23
242
197
239
282
285
231
232
A98
220
290
223
225
224
329
CLUTCH
SWITCH
(N.O.)
290289
BRAKESAVER
SOLENOID
290
182
231 23 242 239 305
231
239305
FWD LOW AIR
PRESSURE SW
239
REAR LOW AIR
PRESSURE SW
239
23
305
231
106
10630523923
305
106
106
OIL PRESSURE SW
W/AUTO ENGINE
SHUTDOWN
PRESSURE
SWITCH
HARNESS
242
28341
23942282 227 324
279
STOPLIGHT
SWITCH
BLACK/GRAY
A2
PURPLE
ORANGE
WHITE
(FROM
DIMMER)
PURPLE
281
HORN
BUTTON
C3
C2
41 42 239
4
8
283
DIMMER
RELAY
3
WHITE
C1
BLUE
WHITE
DIR SIGNAL
SW
281 227 37 228 38 39
227281228 38 3937
RED
BLACK
GREEN
GRAY
BROWN
FLASHER
ORANGE
BLUE
WHITE
(GND)
239
228242 285 106
DIR
SIGNAL
HARNESS
YELLOW
A2
248
229
D2
AUX
D3
AJC
NDP
B-2
JJS
A-3
A-3
A-2
813
10
DASH LIGHTS
304242
20
SWITCHED
ACCESSORIES
304303
20
HTD MIRRORS
304248
20
BUNK BLOWER
3043
35
STOP LIGHTS
30445
35
HTR- A/C
304229
20
OPT - ACCESS
304226
20
304298230
20
CIRCUIT
AUX SPARE
BREAKERS
1) ADDED BRKEAKOUTS
FOR CKTS 280,24,
27,28,25 ,19,230
2) SWITCHED POSITIONS
OF CKT 226 & 229
ON CIRCUIT BREAKER
CIRCUIT NUMBER REFERS TO COLOR
ACCORDING TO THE ABOVE CHART.
WIRES MAY HAVE STRIPES OF ONE COLOR.
THE LAST DIGIT OF CIRCUIT NUMBER
REFERS TO THE BASE COLOR. THE
NEXT TO THE LAST DIGIT REFERS
TO STRIPE COLOR.
FOR EXAMPLE:
CIRCUIT NO. COLOR
209 WHITE WIRE WITH BLACK STRIPES
23 ORANGE WIRE WITH RED STRIPES
2 RED WIRE WITH NO STRIPES
132
227
8
243
41
42
A7
389
329
19
248
A235
132
249
HI
LOW
FAN SWITCH
ORANGE - HI SPEED
RED - LOW SPEED
R DEFROSTER
FAN
ORANGE-HI SPEED
HI
229
LOW
FAN SW
227
8
243
41
42
A7
5
19
248
229
253
252
132
249
A235
19
389
B
57
68
MULTI-SHEET
SEQUENTIAL
INDICATOR
RED
-
LOW SPEED
L DEFROSTER
FAN
329
229
252 253239
PD803009.FRM
362 Cab Wiring (6 of 10)SK14799B06
SK14799
MFT
B
MNH
389
A235
254
239
329
B
389
302
LH SIDE
+
237
236
CAB SPKR
-
19
A235
19237 236 235329247 246 245 239 252
A235
19
237 236 235329247 246 24 5 2 39 2 52 253
329252 253239
253
CB POWER
TERMINALS
+-
08-09-89
11991RGMSADDED ALARM CKT 389VAR
MFT
A
JJS
ALL
FORMAT
254
239
247
302
235
236
245
246
06-12-89
11957JJSMSREDRAWN TO CAD
253 239
252
FM RADIO
57
68
MULTI-SHEET
SEQUENTIAL
INDICATOR
19
253
252
AM RADIO
POWER TO
DIGITAL CLOCK
IN RADIO
BLUE
BLACK
239
247
246
245
237
236
235
247
246
245
237
236
235235
DRIVER SIDE SPKR
RT CHANNEL
(W/OVERHEAD
CONSOLE)
DRIVERS READING
LIGHT
(W/OVERHEAD
CONSOLE)
247
246
245
237
236
247
+
-
246
239
23932919
19
DOME LIGHT
19
329
STD DOME
LIGHT
246
19
239
A245
245
235
A235A235
+
-
READ ING LI GH T
(W/OVERHEAD
PASSENGER SIDE SPKR
(W/OVERHEAD CONSOLE)
PASSENGERS
CONSOLE)
A245
A245
245
235
RT CHANNEL
A245
245
235
VOLUME CONTROL
A235
PASSENGER
(W/OPTIONAL
SPEAKERS
PD803009.FRM
362 Cab Wiring (7 of 10)SK14799B07
SK14799
MFT
B
MNH
08-09-89
11991RGMSADDED ALARM CKT 389VAR
PCO
A
JJS
ALL
FORMAT
05-25-89
11957JJSMSREDRAWN TO CAD
RH HEADLAMPS
RH
FOG/DRIVING
RH DASH
CONTROLLED
SPOT LIGHT
132
132
227
8
243
41
42
A7
389
B
329
19
248
A235
132
249
LIGHT
INBOARD
A7
42
239
OUTBOARD
42 41
239
RH PARKING/TURN
SIGNAL LAMP
227 23 9
8
227RH TURN SIGNAL
239
239
RH SIDE MARKER LT
8
243
HORN
RH DOOR
JAMB SW
389
329
19
248 19
249
389
A235
57
68
MULTI-SHEET
SEQUENTIAL
INDICATOR
PD803009.FRM
362 Cab Wiring (8 of 10)SK14799B08
SK14799
254
239
247
302
235
236
245
246
VOLUME CONTROL ASSY
SLEEPER
VOLUME
CONTROL
JJX
254 249
MS
A
JJS
ALL REDRAWN TO CAD
FORMAT
MFT
B
248 19
239
THERMOSTAT (CLOSE TO HEAT)
248
A248
B248
153
FAN
SPD
SW
BUNK HEATER
CONTROL HARNESS
A245245
245
A245
A235
235
A235235
19
A235
236
239
B248
+
MODE
SW
245
A245
A235
235
LH SLEEPER
SPEAKER
248A248
C248
240
212
152
BUNK
READING LIGHT
B
389
329329
LH BAGGAGE
DOOR SWITCH
RELAY (NC)
C248
A248239
152 212 153 2 39 240 248
152 212 153 2 39 240 248
LH BAGGAGE
COMPT LIGHT
1919
329329
240
254249249254
LH LOAD LIGHT
AND/OR AD LIGHT
246 245 2363891924 8249254239
246 245 236389239 254 249 248 19
239 19
GENERAL
ILLUM INATIO N
LIGHT
389
235
235
RH LOAD LIGHT
AND/OR AD LIGHT
249
RH BAGGAGE
COMPT LIGHT
57
68
MULTI-SHEET
SEQUENTIAL
INDICATOR
REAR ROOF HARNESS (SLEEPER CABS ONLY)
BLOWER SPEED
CONTROL RESITORS
389
RH BAGGAGE
DOOR SWITCH
302
239
239
302
+
-
RH SIDE CAB SPKR
(PASS. LEFT CHANNEL W/
OVERHEAD CONSOLE
153
212
152
19
239
MNH
240
239
RH HEATED
SAFETY VIEW
MIRROR
RH HEATED
MIRROR
247
246
+
RH SLEEPER
SPEAKER
A235
236
REFRIGERANT
SOLENOID
BUNK BLOWER
OR AUX HTR-A/C
BLOWER
GENERAL
ILLUMINATION
LIGHT
A245
246
A235
HARNESS FOR 55"
& 63" CAB W/LOAD/
ADV LIGHTS
08-09-89
11991RGMSADDED ALARM CKT 389VAR
USE 247 FOR FM W/O OVERHEAD CONSOLE
USE 247 FOR AM W/O OVERHEAD CONSOLE
W/2 CAB SPKR S & 2 SLEEPER SPKRS
USE A235 FOR FM W/4 CAB SPKRS
W/ OR W/O SLEEPER SPK RS OR
FOR AM W/OVERHEAD CONSOLE
W/4 CAB S PKRS W/ OR W/O
SLEEPER SPKRS
USE 246 FOR AM OR FM W/O OVERHEAD
CONSOLE W/2 CAB SPKRS, W/ OR
W/O SLEEPER SPKRS
USE 236 FOR ALL OTHERS