PREPARATION
Special Service Tool
The actual shape of the tools may differ from those illustrated here.

Commercial Service Tools

PrecautionCheck cooling fan relay
Description
The electrical load signal (Headlamp switch signal, rear window defogger
switch signal, etc.) is transferred via
the CAN communication line from BCM to ECM via the IPDM E/R.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Turn ignition switch ON.
Connec ...
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 ...
Can communication system
Component Parts Location
ABS actuator and electric unit (control
unit) E26
TCM F15
ECM E10
4. IPDM E/R E17
BCM M19
Combination meter M24
Data link connector M22
Steering angle sensor M53
Driver seat control unit B203
...