Page 2378 - Foton Workshop Manual - Aumark (BJ1099)

62-326 DIAGNOSIS-LIGHTING SYSTEM

Symptom description：
Whether turn the combination switch to the "high beam lamp" gear or not, both sides of the
high beam lamp are bright.

Diagnosis Procedure

1. Check the short circuit to the power supply of the harness

(a). Ignition switch:"LOCK".
(b). Disconnect the left front combination lamp connector A28.
(c). Disconnect the right front combination lamp connector A03.
(d). Turn the combination switch to the "high beam lamp" gear.

(e). Measure the voltage between both No.1
terminal of the left front combination lamp
connector A28 and No. 1 terminal of the
right front combination lamp connector A03
and the grounding with a multimeter.
Standard voltage: (check whether there is
a short circuit)

Connect the pin by Standard value
multimeter
A28(1) - Grounding 0V

A03(1) - Grounding 0V

Is the inspection result normal?
Yes>To step 2.
No >Repair or replace the short circuit to the power supply between both the A28 and A03
and the high beam fuse.

2. Check harness short circuit to the grounding

(a). Disconnect the body controller connector C57.

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