Page 2537 - Foton Workshop Manual - Sauvana

DIAGNOSIS-SERVICE BRAKING SYSTEM 62-485
TABLE OF MALFUNCTION SYMPTOMS

The following table may help you find fault reasons. Examine electric appliances and
circuits one by one based on the following sequence and make modifications as needed.

Fault phenomenon Possible reasons Refer to
62
1. Power supply, ground circuit Chapter 62 Diagnostics -
The diagnostic tool Service brake system, diagnostic
cannot communicate 2. ESP ECU instrument cannot communicate
with the ESP
3.Short circuit or open circuit of harness with ESP

1. Power supply, ground circuit
2. ESP ECU
Connect the diagnostic instrument,
The fault indicator is 3.Short circuit or open circuit of harness read the fault code and diagnose
illuminated 4.Yaw rate wear up trouble
in accordance with fault code
5.Acceleration sensor failure
6.Steering angle sensor failure

Page 2537