PRE-INSPECTION FOR DIAGNOSTIC
Basic Inspection
BASIC INSPECTION
1.INSPECTION START
PreparationBoth side headlamps (LO) are not turned on
Description
The headlamps (both sides) do not turn ON in any lighting switch setting.
Diagnosis Procedure
1.CHECK COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH)
Check the combination switch (lighting and turn signal switch
2.CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT
CONSULT DATA MONITOR
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Diagnosis and repair workflow
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to co ...
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 ...