Electrical diagram for 1984 models (Opel Ascona C)

Key to Figure 12.88

№	Description	Coordinate
E1	Right parking light	47
E2	Right rear light	48
EZ	Number plate illumination	49
E4	Left parking light	44
E5	Left rear light	45
E6	Engine bay lighting	52
E7	Right front headlight high beam	60
E8	Left front headlight high beam	59
E9	Low beam right front headlight	63
E10	Low beam left front headlight	62
E11	Instrument illumination	51
E12	Selector lever illumination	100
E13	Trunk light	81
E14	Interior lighting	92
E15	Illumination of the glove compartment ("glove box")	105
E16	Cigarette lighter illumination	102
E17	Right reversing light	108
E18	Left reversing light	107
E19	Rear window heating	40
E20	Left fog light	158
E21	Right fog light	159
E22	Left auxiliary headlight	151
E23	Right auxiliary headlight	153
E24	Rear fog light	163
E25	Left front seat heating	181 to 184
E30	Heated right front seat	186 to 189
E31	Symbol highlighting	166
E32	Clock backlight	98
EZZ	Ashtray illumination	103
E34	Heater control backlight	167
E38	Computer backlight	309
E39	Right fog light	162
F1 to F18	Fuses in the box	Various
F19	Fuse (window lift motors)	274, 385
F20	Fuse (central locking)	367
F22	Fuse (preheating)	360
F24	Fuse (level control)	379
F25	Voltage stabilizer	19
G1	Battery	1
G2	Generator	14
H1	Radio	95
H2	Sound signal	109
NZ	Direction indicator	76
H4	Oil pressure indicator	27
H5	Handbrake/Brake Fluid Level Indicator	26
H6	Hazard warning light indicator	72
H7	No charge indicator	15
H8	Headlight high beam indicator	61
H9	Right brake light	67
H10	Left brake light	65
H11	Right front turn signal	76
H12	Right rear turn signal	78
H13	Left front turn signal	73
H14	Left rear turn signal	75
H16	Preheating indicator	1.73
H17	Trailer Direction Indicator	199
H18	Double beep	110
H19	Sound indicator of headlights on	280, 283
H20	Throttle on indicator	55
H23	Radio receiver with electric antenna	269
H25	Outside mirror heating indicator	269
K1	Rear window heating relay	330
K2	Flashing light device	39
K4	Auxiliary headlight relay	69
K5	Fog light relay	149
K8	Windshield wiper switch relay	120 to 123
K9	Headlight Windscreen Washer Relay	129
K10	Trailer emergency flasher	200, 201
K15	Fuel injection timing control	213 to 225
K19	Level control relay	378, 379
K20	Ignition module	8 to 10
K21	Level control sensor	375 to 378
K25	Preheating relay	174 to 178
K28	Running light relay	240, 241
K29	Electric Antenna Relay	259 to 267
K30	Rear Window Wiper Relay	142 to 144
K31	Fuel pump relay	206 to 208
K35	Delay relay for heating the outside mirror	335 to 338
KZ6	Computer relay	312 to 314
K37	Central lock relay	366 to 370
K39	Time delay relay	247 to 249
K45	Preheating relay	360, 361
K46	Ignition Timing Control	345 to 350
K52	Ignition module	342, 343
L2	Ignition coil (hall sensor)	9
L3	Ignition coil (induction sensor)	343, 344
L4	Ignition coil (eZ 61 induction sensor)	411, 412
M1	Starter motor	7
M2	Windshield wiper motor	119
M3	Heater Fan Motor	89
M4	Radiator Fan Motor	17
M5	Washer pump	117
M6	Front Left Headlight Washer Motor	130
M7	Front Right Headlight Washer Motor	135
M8	Rear Window Wiper Motor	140
M9	Rear window washer pump	145
M12	Starter Motor (Diesel)	168 to 171
M14	Front left door window lift motor	273, 275, 394, 396
M15	Front right door window lift motor	276, 278, 388, 390
M16	Rear left door window lift motor	392, 394
M17	Rear right door window lift motor	396, 398
M18	Front door lock motor	369, 372
M19	Left rear door lock motor	369, 372
M20	Right rear door lock motor	369, 372
M21	Fuel pump	211
M22	Level control compressor	379
M26	Electric Antenna Motor	259 to 267
M28	Adjusting the left outside mirror	318 to 320
M30	Adjusting and heating the left outside mirror	325 to 328
M31	Adjusting and heating the right outside mirror	332 to 335
R1	Fuel level sensor	22
R2	Temperature sensor	20
RZ	Watch	96
R4	Fuel level sensor	22, 310
R5	Temperature sensor	20
R7	Tachometer	113
R8	Oil pressure sensor	115
P9	Voltmeter	114
P10	Oil pressure sensor	114
R11	Air flow meter	235
R12	Coolant temperature sensor	235
R13	Outside air temperature sensor	312
R14	Distance sensor	303, 304, 356, 357
R15	Fuel flow meter	305, 306
R2	Preheating the carburetor	199
R3	Cigarette lighter	101
R5	Electrical plugs	175, 176
R7	Preheating	360
R12	Automatic throttle	202
S1	Starter motor switch	6,7
S2.1	Light switch	52, 53
S2.2	Interior light switch	90
S3	Heater Fan Switch	86 to 89
S4	Rear window defroster switch	39
S5.2	Headlight low beam switch	57
S5.3	Turn signal switch	78
S5.5	Horn switch	109
S7	Reverse light switch	107
S8	Brake light switch	65
S9.2	Windshield wiper switch (intermediate mode)	117 to 121
S9.3	Rear Window Wiper Switch (intermediate mode)	143,144
S10	Automatic transmission switch	7
S11	Brake fluid level switch	24
S13	Handbrake indicator switch	26
S14	Oil pressure switch	27
S15	Trunk light switch	81
S16	Interior light switch on the right	93
S17	Interior light switch on the left	92
S18	Glove compartment light switch	105
S21	Fog light switch	156
S22	Rear fog light switch	163, 164
S23	Trunk lid release switch	204
S29	Radiator Fan Switch	17
S30	Left seat heating switch	181, 181
S31	Left rear door light switch	91
S32	Right front door light switch	93
S37	Left front door window lift motor switch	272 to 275, 374 to 377
S38	Right front door window motor switch or rear window isolator switch	276 to 279, 383
S39	Left rear door window lift motor switch	392 to 394
S40	Right rear door window lift motor switch	366, 367
S41	Central locking system switch	366, 367
S44	Throttle handle switch	235
S46	Seat heating switch	184 to 186
S47	Door open indicator/headlights on switch	283
S50	Throttle On Indicator Switch	55
S52	Hazard warning switch	69 to 75
S60	Clutch pedal switch	264
S66	Vacuum circuit breaker	348
S67	Left outside mirror adjustment switch	317 to 320
S68	Outside rear view mirror switch	323 to 332
S73	Temperature switch	361
S74	Engine temperature switch	351
S75	Oil pressure switch	351
S77	Distance switch	353 to 356
S78	Right front door window lift motor switch	388 to 391
S79	Left rear door window lift motor switch	392 to 395
S80	Right rear door window lift motor switch	396 to 399
U1	Daytime Running Light Transformer	241 to 245
U3	Computer	304 to 313
U3.1	Clock switch	311
U3.2	Selector function switch	311
U3.3	Clock setting switch	311
X1	Trailer Wiring Plugs	190 to 197
X2	Auxiliary connector	55, 95,100, 181,185, 204, 266, 274, 280, 322, 367, 385
Y3	Trunk Lid Release Solenoid	204
Y4	Headlamp Washer Solenoid Valve	134
Y5	Diesel Solenoid Valve	179
Y6	Auxiliary air valves	235
Y7	Fuel injectors	235
Y9	Level control solenoid	377
Y10	Distributor	12
Y11	Hall sensor	9,10, 345, 346
Y15	Induction sensor	410, 411
Y17	Idle Speed Interrupt Solenoid Valve	203
Y18	Solenoid valve	246, 249
Y22	Distributor	348
Y23	Distributor	415

Not all devices are installed on all models.
To decipher the color codes, refer to the Key to Figure 12.87

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