ELECTRONICALLY CONTROLLED POWER STEERING SYSTEM
Wiring Diagram



ECU diagnosis information
Symptom diagnosisMaintenance under severe operating conditions
Severe driving conditions
The maintenance intervals shown on the preceding pages are for normal
operating conditions. If the vehicle is mainly operated under severe driving
conditions as shown below, more frequent maintenance must be performed on the
following items as shown in the table.
...
Unit disassembly and assembly
COMBINATION METER
Disassembly and Assembly
DISASSEMBLY
Remove the combination meter. Refer to MWI-122,
"Removal and Installation".
Remove the combination meter lens (1) from the
combination
meter (2).
ASSEMBLY
Assembly is in the reverse order of disasse ...
M&A branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the combination meter for
damage, bend and loose connection
(unit side and connector side).
2.CHECK HARNESS FOR OPEN CI ...