Chery A11 2003 - Page 713

Chery SQR7160 series sedan ABS system－fault diagnostic and repairing
5 Depressing Brake Pedel Need Strong Force Possible Causes
［Note］ Check booster and brake pedal travel using conventional methods.
Normally open valve problem can be checked by hydraulic unit diagnostic
function test on scan tool.
●booster problem
●normally open valve problem
N
ORMAL
NOT NORMAL
Check normally open valve using HCU
DIAGNOSTIC function on scan tool.
Replace HCU
(Hydraulic controlled unit)
Check booster and pedal travel using conventional brake methods.
22