Diagnosis and repair workflowSeatback thermal electric device
Description
Provides cooling and heat for the seatback.
Component Function Check
1.CHECK SEATBACK THERMAL ELECTRIC DEVICE FUNCTION
Turn the climate controlled seat switch to the H (Heat) HI
position and check that the seatback thermal
electric device operates correctly.
Turn the clima ...
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 ...
BCM 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 BCM for damage, bend and
loose connection (unit side and
connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
Disc ...