Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Audio system / Turning on light switch does not light up night time
illumination of radio receiver
Toyota Corolla (E120): Turning on light switch does not light up night time illumination of radio receiver
Wiring diagram

Inspection procedure
1 Inspect radio receiver assy(ill+, ill–)

- Check that the voltage between terminals at each condition, as shown in the chart.
Standard:



Repair or replace harness or connector
Other materials:
Circuit description
The d squib circuit consists of the airbag sensor assy center, spiral cable
sub–assy and horn button assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b1180/17 is recorded when a short is detected in the d squib circuit (2nd
step).
Wiring diagra ...
Front no.1 Speaker assy
Replacement
Hhint: components:
1. Remove front armrest assy lh
2. Remove power window regulator master switch assy (w/ power window)
3. Remove front armrest base panel upper lh (w/o power window)
4. Remove front door window regulator handle assy (w/o power window)
5. Remove front door lowe ...
Seat heaters
Press the switch.
1 High temperature
2 Low temperature
The indicator light comes on when the switch is on.
■The seat heaters can be used when
► Vehicles without a smart key system
The engine switch is in the “ON” position.
►Vehicles with a smart key system
The engine ...


