Description
Provides the interior room lamp power supply. Also cuts the power supply when the interior room lamp battery saver is activated.
Component Function Check
1.CHECK BATTERY SAVER OUTPUT/POWER SUPPLY FUNCTION
CONSULT
OFF : Interior room lamp OFF
ON : Interior room lamp ON
Diagnosis Procedure
1.CHECK BATTERY SAVER OUTPUT/POWER SUPPLY OUTPUT
CONSULT


2.CHECK BATTERY SAVER OUTPUT/POWER SUPPLY OPEN CIRCUIT

3.CHECK BATTERY SAVER OUTPUT/POWER SUPPLY SHORT CIRCUIT

Check continuity between BCM connector M17 terminal 4 and ground.

Power supply and ground circuit
Interior room lamp control circuitSystem description
EPS SYSTEM
System Diagram
CONTROL DIAGRAM
System Description
The EPS system controls the power steering solenoid valvethrough the
power steering control unit.
The valve driving voltage to control the power steering solenoid
valve varies according to the vehicle speed.
OPERATION ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
2. CHECK DTC
Check DTC for BCM and IPDM ...
P0139, P0159 HO2S2
Description
The heated oxygen sensor 2, after three way catalyst (manifold),
monitors the oxygen level in the exhaust gas on each bank.
Even if switching characteristics of the air fuel ratio (A/F) sensor 1
are shifted, the air-fuel ratio is controlled to stoichiometric, by the signal
...