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GDI <4G6> -
Troubleshooting
13A-73
INSPECTION PROCEDURE 34
Stop lamp switch system
Probable cause
The engine-ECU determines whether the brake pedal is depressed or not, by means
of the stop lamp switch input signal.
D
Malfunction of the stop lamp switch
D
Open circuit or short-circuited harness wire in the stop
lamp circuit, or poor connector contact
D
Malfunction of the engine-ECU
NG
NG
NG
Repair
Check the stop lamp switch. (Refer to GROUP 35 - Brake Pedal.)
NG
Replace
OK
Measure at stop lamp switch connector B-28.
D
Disconnect the connector, and measure at the harness side.
D
Voltage between terminal 2 and earth
OK:
System voltage
NG
Check the following connectors:
B-65, B-66
OK
Check trouble symptom.
Check the harness wire between the battery and stop lamp switch.
NG
Repair
OK
Measure at engine-ECU connector B-53.
D
Disconnect the connector, and measure at the harness side.
D
Voltage between terminal 35 and earth
(Ignition switch: ON)
OK:
0 - 3 V (when the brake pedal is not depressed)
System voltage (when the brake pedal is depressed)
NG
Check the following connectors:
B-14, B-65
OK
Check trouble symptom.
Check the harness wire between the engine-ECU and stop lamp,
and repair if necessary.
OK
Check the following connector:
B-53
NG
Repair
OK
Check trouble symptom.
NG
Replace the engine-ECU.
Summary of Contents for Space Runner 1998
Page 35: ...ENGINE 4G6 11A ENGINE 4G9 11B 11A 1 ENGINE CONTENTS 11109000276...
Page 74: ...NOTES...
Page 354: ...NOTES...
Page 355: ...13C 1 FUEL SUPPLY CONTENTS 13509000197 GENERAL INFORMATION 2 FUEL TANK 3...
Page 418: ...NOTES...
Page 436: ...NOTES...
Page 460: ...NOTES...
Page 532: ...NOTES...
Page 567: ...REAR AXLE 2WD 27A REAR AXLE 4WD 27B 27A 1 REAR AXLE CONTENTS 27109000246...
Page 660: ...NOTES...
Page 714: ...NOTES...
Page 722: ...NOTES...
Page 732: ...NOTES...
Page 772: ...NOTES...
Page 912: ...NOTES...
Page 954: ...NOTES...