Road test
TCMAV branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the AV control unit for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRC ...
B2630, B2631 sunload sensor
Description
COMPONENT DESCRIPTION
Sunload Sensor
The sunload sensor (1) is located on the driver side defroster
grille.
It detects sunload entering through windshield by means of a
photo diode. The sensor converts the sunload into a current value,
which is then input into the A/C auto ...
Power supply and ground circuit
BCM
BCM : 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
Che ...