Hint:
When the air conditioning system functions properly, dtc b1400/00 is output.


Hint:
*1: Dtc b1422/22 (compressor lock sensor circuit) is indicated only for a currently occurring malfunction for 2grfe.
To confirm dtc b1422/22, perform the following steps:
*2: Compressor and pulley for 2az-fe, compressor and magnetic clutch for 2gr-fe
Diagnostic trouble code chart (2005/11-2006/01)
Room temperature sensor circuitTest mode procedure
Hint:
By switching the skid control ecu from normal mode to
test mode, abnormality detection sensitivity is enhanced
and troubleshooting can be conducted efficiently.
Perform a sensor check in test mode after the speed
sensor or sensor rotor has been repaired or replaced.
If the igniti ...
Horn relay
On-vehicle inspection
Remove engine room no. 1 Relay block cover
Inspect integration relay (unit a: horn relay)
Using a screwdriver, detach the 2 claws and
disconnect the integration relay from the engine
room junction block.
Hint:
Tape the screwdriver tip before use.
Mea ...
Evaporator temperatur sensor
Removal
Remove air conditioning unit
Remove the air conditioning radiator (see page ac-
185).
Remove evaporator temperature sensor
(see page ac-193)
Inspection
Inspect evaporator temperature sensor
Measure the resistance of the sensor.
Standard resistance
No ...