NOTICE:
Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing.
If you need to check circuit continuity between harness connectors in more detail, such as when a sub-harness is used, refer to Wiring Diagram in each individual section and Harness Layout in PG section for identification of harness connectors.
How to Follow Test Groups in Trouble DiagnosisRemoval and installation
EPS control unit
Exploded View
Steering column assembly
EPS control unit
Bracket plate
Front
Removal and Installation
REMOVAL
CAUTION:
Disconnect battery negative terminal before starting
operations.
Do not shock EPS control unit, e.g. drop or hit.
Do not ...
Component parts
Component parts location
Bcm (view with instrument panel removed)
Ipdm e/r (rear window defogger relay)
A/c auto amp. (View with a/c switch
assembly removed)
A/C switch assembly (rear window defogger
switch) (with auto A/C)
A/c switch assembly (rear window
defogger switch) (wit ...
DTC/circuit diagnosis
POWER SUPPLY AND GROUND CIRCUIT
A/C AUTO AMP.
A/C AUTO AMP. : Diagnosis Procedure
Regarding Wiring Diagram information, refer to HAC-145, "Wiring Diagram" or
HAC-152, "Wiring Diagram".
1.CHECK FUSE
Check fuses [No. 5, 8 and 21, located in the fuse block (J/B)].
NOTE:
Ref ...