Page 386 - Workshop Manual - Aumark (BJ1051)

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Diagnosis-Wipers and washers

2. Checking wiper motor

(a) Checking function in LO
• Connect battery positive (+) to
connector pin 2 and negative (-) to
connector pin 3, and check if the
motor runs in LO.
(b) Checking function in HI
• Connect battery positive (+) to
04
connector pin 1 and negative (-) to
connector pin 3, and check if the

motor runs in HI.
(c) Checking auto stop function
• Connect battery positive (+) to
connector pin 2 and negative (-) to
connector pin 3, and disconnect pin
2 when the motor is running in LO
unless it is at any position for auto
stop.
• Restart the motor by connecting pins
2 and 5 of the motor and connecting
battery positive (+) and pin 6, and
run it in LO.
• Check if auto stop position is
correct.

Are check results normal?
Yes > Go to step 3.
No > Replace wiper motor.
3. Checking motor bearing and reduction gear
(a) Remove wiper motor (refer to “Chapter 55 Wipers and Washers-Wiper Motor Assembly,
Replacement”).
(b) Check lubrication of motor bearing and reduction gear.
Are check results normal?
Yes > Replace harnesses.
No > Lubricate.

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