Page 2329 - Foton Workshop Manual - Aumark (BJ1099)
P. 2329
DIAGNOSIS-HORN SYSTEM 62-277
Is the result normal?
Yes>To step 5.
No >Replace the horn switch.
5. Check the harness and the connector (BCM control unit-clock spring)
62
(a). Ignition switch:"LOCK".
(b). Disconnect the BCM control unit connector
C57.
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(c). Disconnect the connector C17 of the clock
spring.
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(d). Measure the resistance with the multimeter
C17 on the resistance range.
OFF T.S
Standard resistance: (check whether there
6 5 4 3 2 1
C57 12 11 10 9 8 7
is an open circuit)
Ω
Connect the pin by
7 6 5 4 3 2 1 multimeter Standard value
23 22 21 20 19 18 17
C57(5)- C17(1) ＜ 2 Ω
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