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Toyota Corolla Repair Manual: Turning on light switch does not light up night time illumination of radio receiver

Toyota Corolla Repair Manual / Diagnostics / Audio system / Turning on light switch does not light up night time illumination of radio receiver

Wiring diagram

Inspection procedure

Inspection procedure

1 Inspect radio receiver assy(ill+, ill)

  1. Check that the voltage between terminals at each condition, as shown in the chart.

Standard:

Repair or replace harness or connector

Repair or replace harness or connector

Pressing power switch does not start system
Wiring diagram Inspection procedure 1 Inspect radio receiver assy(+b, acc, gnd) Check that the continuity between terminals at each condition, as shown in the chart. Standard: ...

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 assembl ...

Other materials:

Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone. Operating a telephone using the steering wheel switches ■ Steering wheel switches on the right hand side 1 Off hook switch Make a call Receive a call Display Phone screen 2 On hook switch End a cal ...

Inspection
1. Inspect sliding roof limit switch Inspect the sliding roof limit switch continuity. Standard: If the continuity is not as specified, replace the switch. 2. Inspect sliding roof drive gear subassy Connect the positive (+) lead from the battery to terminal 2 and the nega ...

Replacement
1. Remove front door scuff plate rh Using a screwdriver, remove the front door scuff plate rh. Hint: tape the screwdriver tip before use. Remove front door scuff plate lh Remove rear door scuff plate rh Using a screwdriver, remove the rear door scuff plate rh. Hint: tap ...

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