Diagnosis Procedure
1.CHECK CONNECTOR
- Models without automatic drive positioner
- Models with automatic drive positioner
2.CHECK HARNESS FOR OPEN CIRCUIT

3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the ECM. Refer to EC-157, "Diagnosis Procedure".
Main line between A-bag and ABS circuit
BCM branch line circuitCamshaft
Exploded View
Camshaft position sensor bracket (RH)
Camshaft brackets
No. 1 camshaft bracket (RH)
Camshaft (EXH) (RH)
Camshaft (INT) (RH)
Cylinder head (RH)
Cylinder head (LH)
Camshaft (EXH) (LH)
Camshaft (INT) (LH)
No. 1 camshaft bracket (LH)
Camshaft brackets
Cam ...
ECU diagnosis information
POWER STEERING CONTROL UNIT
Reference Value
TERMINA LAYOUT
PHYSICAL VALUES
CAUTION: When using circuit tester or oscilloscope to
measure voltage for inspection, be sure not to extend forcibly any connector
terminals.
Fail Saf
EPS system
EPS system enters the fail-safe mode (that al ...
ADP branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (unit side and connector
side).
Driver seat control unit
Harness connec ...