Page 2174 - Foton Workshop Manual - Aumark (BJ1099)

62-122 DIAGNOSIS-POWER DOOR LOCK

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. According to the order,check each part, depending on the
need to change accordingly.

Malfunction Possible Reason Reference
Symptoms

Chapter 62 diagnosis - electric
1.Power supply and ground circuit fault
door lock, central lock doesn't work
2.The fastener of left front door (the left Chapter 62 diagnosis - electric
front door switch) door lock, central lock doesn't work
The central locking fails
Chapter 62 diagnosis - electric
3.Damage of body controller
door lock, central lock doesn't work

Chapter 62 diagnosis - electric
4.The harness short circuit or open circuit
door lock, central lock doesn't work
Chapter 62 diagnosis - electric
1.Damage of body controller door lock, central lock of only a
The central lock of one door doesn't work
door fails Chapter 62 diagnosis - electric
2.The harness short circuit or open circuit door lock, central lock of only a
door doesn't work

Chapter 62 diagnosis - electric
1.The door lock switch gear damage
B1020-11 back door door lock, tailgate lock circuit fault
lock control circuit Chapter 62 diagnosis - electric
short connecting to the 2.The back door switch is damaged door lock, tailgate lock circuit fault
ground Chapter 62 diagnosis - electric
3.The harness short circuit or open circuit
door lock, tailgate lock circuit fault

Chapter 62 diagnosis - electric
B1023-11 Central 1.The left front door lock switch door lock, Central lock open/
locking control circuit locking control circuit fault
short connecting to the Chapter 62 diagnosis - electric
ground
B1024-11 Central 2.Harness short circuit or open circuit door lock, Central lock open/
locking control circuit locking control circuit fault
short connecting to the Chapter 62 diagnosis - electric
ground 3.Damage of body controller door lock, Central lock open/
locking control circuit fault
Chapter 62 diagnosis - electric

B1025-11 the driver 1.The driver door lock damage door lock, central lock of only a
door lock control circuit door doesn't work
short connecting to the Chapter 62 diagnosis - electric
ground 2.The harness short circuit or open circuit door lock, central lock of only a
door doesn't work

Page 2174