Page 2429 - Foton Workshop Manual - Aumark (BJ1099)

DIAGNOSIS-LIGHTING SYSTEM 62-377

Symptom description：
Turn combination switch to "Small light" position, the position lamp at one side doesn't turn
on, the other side is normal.
△ PROMPT：
Take LF position lamp as the example, use the same method to check other position
lamps. 62

Diagnosis Procedure

1. Check position lamp bulb

(a). Check if the LF combination lamp connector is loose and falling off.
(b). Remove LF combination lamp position lamp bulb.

(c). Connect the positive and negative
electrode of bulb into the positive
and negative electrode of the battery,
respectively to check if the bulb will light
up.

Is the result normal?
Yes>To step 2.
No >Replace the bulb.

2. Check the harness disconnection

(a). Disconnect LF combination lamp connector A28, body controller C54.

(b). Use a multimeter to measure the resistance
between No. 3 terminal of connector A28
and No. A5 terminal of connector C54.
Standard resistance: (check whether there
is an open circuit)

Connect the pin by Standard value
multimeter
A28(3) - C54(A5) ≤ 2 Ω

Is the inspection result normal?
Yes>To step 3.
No >Repair the harness disconnection between connector A28 and C54.

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