Page 409 - Foton Workshop Manual - Auman EST-M

Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts DI - 355

IN
d. Use a multimeter to measure the voltage between 1# and

2# terminals of air filter blocking warning lamp switch
connector F025. DI
Standard voltage:

Multimeter connecting terminal Standard value EG

F025(1)-F025(2) Storage battery voltage
TR

e. Measure the voltage between the alarming lamp switch of AX
air filter blocking connector F025 terminal 2 and the

ground with the multimeter in voltage gear.
FR
Standard voltage:

Multimeter connecting terminal Standard value ST

F025(2)-grounding Storage battery voltage

BR

Check if the result is ok?
BW
Yes>replace the alarming lamp switch of air filter blocking.

No> if no battery voltage, go to Step 5.
EL
5. Check the signal circuit of air filter indicator lamp.

a. Ignition switch: ON.

b. Measure the voltage between the combination instrument
connector B014 terminal 19 and the ground with the

multimeter in voltage gear.

Standard voltage:

Multimeter connecting terminal Standard value

B004(19)-grounding Storage battery voltage

Check if the result is ok?
Yes > replace the combination instrument module or recheck the above steps.

NO>repair or replace the signal circuit.

DI-355