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.
P0506 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...
Additional service when replacing
TCM
Description
Always perform the following items when the TCM is replaced.
LOADING OF THE CALIBRATION DATA
The TCM acquires calibration data (individual characteristic value) of
each solenoid that is stored in the
ROM assembly (in the control valve). This enables the TCM to perform
accur ...