Window Defogger System

WINDOW / GLASS: WINDOW DEFOGGER SYSTEM: TERMINALS OF ECU

1. CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY





(a) Disconnect the F42 air conditioning amplifier connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.





* If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the F42 air conditioning amplifier connector.

(d) Measure the voltage according to the value(s) in the table below.





* If the result is not as specified, there may be a malfunction in the air conditioning amplifier.

2. CHECK HEATER CONTROL ASSEMBLY





(a) Disconnect the F29 heater control connector.

(b) Measure the resistance and voltage according to the value(s) in the table below.





(c) If the result is not as specified, there may be a malfunction on the wire harness side.