InstallationToyota CH-R Service Manual > Window Defogger System: Rear Window Defogger System does not Operate
DESCRIPTION
When the rear window defogger switch on the air conditioning control assembly
is pressed, the operation signal is transmitted to the air conditioning amplifier
assembly via LIN communication. When the air conditioning amplifier assembly receives
the signal, it turns on the DEF rel ...
Toyota CH-R Service Manual > Window Defogger System: Terminals Of Ecu
TERMINALS OF ECU
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMMT Made)
(a) Disconnect the F72 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wire harness side with the co ...