Commercial Service Tools

Precautions
BCM (Body control module))SRS air bag system
SRS Configuration
The air bag deploys if the air bag diagnosis sensor unit is activated while
the ignition switch is in the ON orSTART position.The collision modes
for which supplemental restraint systems are activated are different among the
SRS systems.For example, the driver air bag modu ...
Main line between HVAC and A-bag circuit
Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
A/C auto amp.
Harness connectors M1 and E30
Check the continuity between the A/C au ...
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 ...