Page 2137 - Foton Workshop Manual - Sauvana

DIAGNOSIS-REVERSING RADAR 62-85
TABLE OF MALFUNCTION SYMPTOMS

Using the table below will help you to find the cause of the faults. Serial number shows the
sorting of fault causes possibility. Check each part according to this sequence and replace
it if necessary.
62
Fault phenomenon Possible reasons Refer to

1.Fuse burnout Change

2.Reversing lamp relay damaged Change
The reversing radar 3.Short circuit or open circuit of wiring
system doesn’t work harness Maintain or change
at all
Chapter 47 Vehicle control
4.BCM (body control module) faulted system - Replacement, BCM
(body control module)
Chapter 46 Reversing aid -
1.Reversing radar probe faulted Replacement, reversing radar
Anomaly identified probe
in self-check of the
reversing radar system Chapter 46 Reversing aid -
2.BCM (body control module) faulted Replacement, reversing radar
controller
1.Reversing lamp relay damaged Change

Chapter 46 Reversing aid -
The reversing radar 2.Reversing radar probe faulted Replacement, reversing radar
starts to work when probe
the reverse gear is not
engaged Chapter 47 Vehicle control
3.BCM (body control module) faulted system - Replacement, BCM
(body control module)

1.Fuse Maintain or change
The reversing radar 2.Short circuit or open circuit of wiring
system doesn’t work harness Maintain or change
when the reverse gear
is engaged and the Chapter 46 Reversing aid -
obstacle is located in 3.Reversing radar probe damaged Replacement, reversing radar
the effective detection probe
distance (the reversing Chapter 47 Vehicle control
switch works normally) 4.BCM body control module system - Replacement, BCM
(body control module)

Page 2137