DTC Logic
DTC DETECTION LOGIC
DTC |
Display item |
Malfunction detected condition |
Possible cause |
C1607 | EEPROM | When the memory (EEPROM) system malfunction is detected in EPS control unit. | EPS control unit |
C1608 | CONTROL UNIT | When the internal malfunction is detected in EPS control unit. |
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.DTC REPRODUCTION PROCEDURE
With CONSULT
Is DTC “C1607” or “C1608” detected? YES >> Proceed to diagnosis procedure. Refer to STC-25, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK TERMINALS AND HARNESS CONNECTORS
Check EPS control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace malfunctioning parts.
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace malfunctioning parts.
2.PERFORM SELF-DIAGNOSIS
With CONSULT
Is DTC “C1607” or “C1608” detected? YES >> EPS control unit is malfunctioning. Replace steering column assembly. Refer to STC-36, "Removal and Installation".
NO >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
P0420 three way catalyst function
DTC Description
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen sto ...
Power seat switch
Exploded View
Seat cushion outer finisher
Power seat switch
Removal and Installation
REMOVAL
NOTE:
LH shown, RH similar.
Using a suitable tool release clips and remove seat cushion
outer finisher (1).
: Clip
Disconnect harness connector from power seat switch.
...
Front power seat adjustment (if so equipped)
Operating tips
The power seat motor has an auto-reset
overload protection circuit. If the motor
stops during operation, wait 30 seconds
then reactivate the switch.
Do not operate the power seat switch for a
long period of time when the engine is off.
This will dischar ...