DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press door request switch.
2. Turn ignition switch ON.
3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES >> Go to SEC "Diagnosis Procedure".
NO >> Inspection End.
1.INSPECTION START
1. Turn ignition switch ON.
2. Select Self Diagnostic Result mode of BCM using CONSULT.
3. Touch ERASE.
4. Perform DTC CONFIRMATION PROCEDURE for DTC B26F7. Refer to SEC "DTC Logic".
Is DTC B26F7 detected again?
YES >> GO TO 2.
NO >> Inspection End.
2.REPLACE BCM
1. Replace BCM. Refer to BCS"Removal and Installation".
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> Inspection End.
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 ...
A/C Indicator
Diagnosis Procedure
Regarding Wiring Diagram information, refer to HAC "Wiring Diagram" or HAC
"Wiring Diagram".
1.CHECK A/C INDICATOR POWER SUPPLY
Turn ignition switch ON.
Check voltage between front air control harness connector and ground.
Is the inspec ...