Page 326 - Foton Workshop Manual - Auman EST-M
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DI - 272 Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts
5. Check the brake lamp switch
a. Ignition switch: LOCK.
b. Disconnect the connector B003 of brake lamp switch.
c. Ignition switch: ON.
d. Use a multimeter to measure the resistance between 1#
and 2# terminals of brake lamp switch connector B003.
Multimeter
Condition Standard value
connection
Step down the braking
1-2 Conduction
pedal
Accelerator pedal not
1-2 No breakdown
stepped down
Check if the result is ok?
Yes>go to Step 6.
NO>replace the brake lamp switch.
6. Replace the body controller
a. Replace with the same body control module and recheck.
Is the test result ok?
Yes>replace the body controller.
NO>retest the above steps.
DI-272
