DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE
1.CHECK SELF-DIAGNOSIS RESULTS
Check the self-diagnosis results.

Is above displayed on the self-diagnosis display?
YES >> Proceed to diagnosis procedure. Refer to BRC "Diagnosis Procedure".
NO >> Inspection End.
Regarding Wiring Diagram information, refer to BRC "Wiring Diagram".
1.CONNECTOR INSPECTION
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace as necessary.
2.CHECK STOP LAMP SWITCH CIRCUIT

Is the inspection result normal?
YES >> Replace ABS actuator and electric unit (control unit). Refer to BRC "Removal and Installation".
NO >> GO TO 3
3.CHECK STOP LAMP SWITCH CIRCUIT FOR OPEN

Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace as necessary.
4.CHECK STOP LAMP SWITCH CIRCUIT FOR SHORT
Check continuity between ABS actuator and electric unit (control unit)
connector E33 terminal 30 and ground.

Is the inspection result normal?
YES >> Replace stop lamp switch.
NO >> Repair harness or connectors.
Hood
1. Pull the hood lock release handle 1 located
below the instrument panel until the hood
springs up slightly.
2. Locate the lever 2 in between the hood and
grille and push the lever sideways with your
fingertips.
3. Raise the hood 3 .
4. Remove the support rod and insert it into the
...
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 ...