Page 305 - Foton Workshop Manual - Auman EST-M

Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts DI - 251

IN
c. Measure the conduction between No.17 and 16 terminals
of connector B034 of front fog switch with a multimeter at
its resistance position DI
Multimeter
Condition Specified value
connecting terminal EG

Front fog lamp
switch not pressed 17-16 No breakdown TR
down

Press down the front AX
17-16 Conduction
fog light switch

Is the test result ok? FR
Yes>go to Step 3.

NO>replace the front fog switch ST
3. Check if the front fog lamp harness is short to the power supply

a. Ignition switch:LOCK. BR
b. Disconnect the connector B001 of left front fog lamp and the connector B072 of right front fog lamp.
BW
c. Front fog lamp switch is not pressed, ignition switch: ON.

d. Take a multimeter to measure the voltage between the No.
2 terminal of the left front fog lamp connector B001 and the EL
No. 2 terminal of the right front fog lamp connector B072
and grounding.
Standard voltage:

Multimeter connecting terminal Standard value

B001(2)-grounding 0V

B072(2)-grounding 0V

Is the test result ok?

Yes> retest the above steps

NO>repair or replace the harness short to the power supply

DI-251