Chery A11 2003 - Page 711

Chery SQR7160 series sedan ABS system－fault diagnostic and repairing
NO
Sensor installed correctly? Reinstall sensor.
YES
Check sensor output voltage
N
ot normal
Check each sensor
Replace
N
ormal
N
ormal
N
ot normal
Repair or replace
Norma
l
Check ABS ECU socket an
d
central connector
N
ot normal
Normal
NO
Go to INTERMITTEN
T
FAULT DIAGNOSIS
YES
Repair wiring harness
or connector
No normal
Replace ABS ECU
YES
Remove ABS ECU.
Check if resistance betwee
n
following terminals is withi
n
1.0~1.3 KOhm?
LF: 1-2
RF: 19-20
LR: 5-6
RR: 22-23
Wiggling sensor wiring harness
and connector while measuring.
Does fault appear again?
Repair connector
Check wheel bearing gap
Replace
Not normal
Check each sensor gear ring
Not normal
N
ormal
Perform HCU DIAGNOSTIC
using scan tool
N
ot normal
Replace ABS ECU
20