Diagnosis system (BCM)
Power supply and ground circuitPower supply and ground circuit
Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuses or fusible link are blown
2. CHECK POWER SUPPLY CIRCUIT
Turn ignition switch OFF.
Disconnect BCM.
Check voltage between BCM harness connector and ground.
3. CHECK GROUND CIRCUIT
Check contin ...
Performance test
Inspection
INSPECTION PROCEDURE
Connect recovery/recycling/recharging equipment (for HFC-134a) or
manifold gauge.
Start the engine, and set to the following condition.
Maintain test condition until A/C system becomes stable. (Approximately
10 minutes)
Check that test results ...
Air conditioning cut control
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: This signal is sent to the ECM via the CAN communication line.
*2: ECM determines the start signal status by the signals of engine speed and
battery voltage.
SYSTEM DESCRIPTION
This system improves engine operation when ...