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Toyota Corolla Repair Manual: Pressing power switch does not start system

Toyota Corolla Repair Manual / Diagnostics / Audio system / Pressing power switch does not start system

Wiring diagram

Inspection procedure

Inspection procedure

1 Inspect radio receiver assy(+b, acc, gnd)

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

Standard:

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

Standard:

Check and replace radio receiver assy

Check and replace radio receiver assy

Problem symptoms table
If a normal code is displayed during the dtc check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant trou ...

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: Rep ...

Other materials:

Replacement
Hint: components: 1. Precaution 2. Disconnect battery negative terminal 3. Remove instrument panel subassy lower Remove the screw from the glove compartment door stopper subassy.  pull the instrument panel subassy lower to remove it. 4. Separate passenger airbag connecto ...

Canceling and resuming the constant speed control
1 Pulling the lever toward you cancels the constant speed control. The speed setting is also canceled when the brakes are applied or the clutch pedal (manual transmission) is depressed. 2 Pushing the lever up resumes the constant speed control. Resuming is available when the vehicle speed is mo ...

Inspection procedure
1 Check d squib circuit(airbag sensor assy center horn button assy) Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the horn button assy and the airbag sensor assy center.  for the orange c ...

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