Page 399 - Foton Workshop Manual - Auman EST-M

Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts DI - 345

b. Disconnect the hand brake switch connector B075. IN

c. Ignition switch: ON.
DI
d. Use a multimeter to measure the voltage between 1# and
2# terminals and between 2# terminal and earthing of
parking brake switch connector B075. EG
Standard voltage:

Multimeter connecting terminal Standard value TR

B075(2)-B075(1) Storage battery voltage
AX
B075(2)-grounding Storage battery voltage

Is the test result ok?
FR
Yes>replace the parking brake switch.
NO>go to Step 5. ST
5. Check the parking brake indicator lamp signal circuit for open circuit.

a. Ignition switch: LOCK. BR
b. Disconnect the connector B015 of combination instrument.

c. Ignition switch: ON. BW
d. Measure the voltage between the combination instrument
connector B015 terminal 17 and the ground with the EL
multimeter in voltage gear.

Standard voltage:

Multimeter connecting terminal Standard value

B0015(17)-grounding Storage battery voltage

Is the test result ok?

Yes>repair or replace the signal circuit of parking brake indicator lamp.

NO>retest the above steps.

DI-345