PREPARATION
Special Service Tools

Commercial Service Tools

PrecautionIntake door control system
System Diagram
System Description
The intake doors are automatically controlled by the temperature setting,
ambient temperature, in-vehicle temperature,
intake temperature, amount of sunload and ON/OFF operation of the A/C
compressor.
SYSTEM OPERATION
The intake door control judges inta ...
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 ...
B1XXX air bag diagnosis sensor unit
Description
DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT
The air bag diagnosis sensor unit will run self diagnostics when the ignition
switch is turned ON. It has thepotential to set many diagnostic trouble
codes which will conform to the B1XXX format, but will not match anyother
SRS diagnostic t ...