Toyota Corolla (E120) 2002–2008 Repair Manual / Service specifications / Heater & air conditioner
Toyota Corolla (E120): Heater & air conditioner
Service data

Torque specification

Supplemental restraint system
Torque specification

Seat belt
Torque specification

Wiper & washer
Torque specification

Audio & visual system
Torque specification

Instrument panel/meter
Torque specification

Seat
Torque specification

Other materials:
Check short circuit
If the wire harness is ground shorted as shown in fig. 5,
Locate the section by conducting a resistance check with
the body ground in step (b).
Check the resistance with the body ground.
Disconnect connectors a and c and measure the
resistance between terminals 1 and 2 ...
No sound is heard from speaker in all modes
Wiring diagram
Inspection procedure
1 Check lcd (liquid crystal display) for lighting
Lcd illumination check
turn the ignition switch acc.
Turn the radio receiver assembly on.
Standard: lcd illumination of the radio receiver assembly light.
2 Control fader and ...
Inspection procedure
1 Check low pitched horn assy
Connect the positive (+) lead from the battery to the terminal
and negative (–) lead to the horn body, and check that
the horn blows.
2 Check relay (marking: horn)
Remove the relay from the engine room j/b.
check the horn relay conti ...


