Pajero II Workshop Manual 1991 · SERVICE BRAKES · страница 71 из 140 · Открыть оригинал PDF ↗

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Trouble symptom	Main causes	Remedy
Even when the transfer shift lever is in the 4H position, the 4WD front wheel indicator lamp does not illuminate	Broken harness wire between the 4WD indicator ECU and the free-wheel engage switch, or broken earth wire from the free-wheel engage switch.	Repair the harness
	Free-wheeling engage switch is detective	Replace the switch
Even when the transfer shift lever is in 4H" position, the AWD center the differential lamp does not illuminate_	Broken harness wire between the 4WD indicator ECU and the center differential lock switch	Repair the harness
	Broken wire in the 4WD indicator ECU circuit	4WD indicator ECU inspection (Refer to GROUP 22 Service Adjustment Procedures
4WD indicator centcr differential lamp illuminates regardless of the position of the transfer shift lever	Short in the harness wire in the center differential lock detection switch circuit	Repair the harness
	Center differential lock detection switch is defective	Replace the switch
	Short inside the ABS-ECU circuit	Replace the ABS-ECU
	Short inside the 4WD indicator ECU circuit	4WD indicator ECU inspection (Refer to GROUP 22 Service Adjustment Procedures
No indicator is illuminated	Power circuit in the 4WD indicator ECU is defective	Repair the harness
	4WD indicator ECU is detective	4WD indicator ECU inspection (Refer to GROUP 22 Service Adjustment Procedures.

NOTE

When checking a short in the ABS-ECU circuit, remove the ABS-ECU connector and check if the 4WD indicator returns
to normal: If it returns to normal, the ABS-ECU is defective, Furthermore, if the ABS-ECU is normal, then the 4WD indicator
ECU will be defective.

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