Diagnosis Procedure
1.CHECK POWER DOOR LOCK OPERATION
Check power door lock operation.
Does door lock/unlock with door lock and unlock switch?
YES >> GO TO 2.
NO >> Refer to DLK "ALL DOOR : Diagnosis Procedure".
2.CHECK REMOTE KEYLESS ENTRY RECEIVER
Check remote keyless entry receiver. Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace the malfunctioning parts.
3.CHECK INTELLIGENT KEY
Check Intelligent Key.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CHECK DOOR SWITCH
Check door switch.
Refer to DLK "Component Function Check".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace the malfunctioning parts.
5.REPLACE BCM
Is the result normal?
YES >> Inspection End
NO >> Check intermittent incident. Refer to GI "Intermittent Incident".
P1148 closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
Trouble diagnosis
(Trouble diagnosis content)
DTC detecting condition
Possible cause ...
ABS Actuator and electric unit
(control unit)
Exploded View
1. ABS actuator and electric unit (control
unit)
2. ABS actuator and electric unit (control
unit) harness connector
3. Bushing
4. Bracket A. To master cylinder secondary side B. To master cylinder primary
side
C. To front wheel cylinder (LH) D. To rear wheel cylinder (RH ...