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".
Is the inspection result normal?
Front fog lamp system
Wiring Diagram
...
Supplemental air bag warning light
The supplemental air bag warning light,
displaying in the instrument panel,
monitors
the circuits for the air bag systems, pretensioner(
s) and all related wiring.
When the ignition switch is placed in the ON
position, the supplemental air bag warning light
illuminates for about 7 sec ...
P1778 step motor
Description
The step motor changes the step by turning 4
coils ON/OFF according to the signal from TCM. As a result,
the flow of line pressure to primary pulley is changed and pulley ratio is
controlled.
This diagnosis item is detected when the
electrical syste ...