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Toyota Corolla Repair Manual: Diagnostic trouble code chart

Toyota Corolla Repair Manual / Diagnostics / Audio system / Diagnostic trouble code chart

Terms

Terms

Physical address Threedigit code (shown in hexadecimal) which is given to each component comprising the avclan.

Corresponding to the function, individual symbols are specified.

Logical address Twodigit code (shown in hexadecimal) which is given to each function comprising the inner system of the avclan.

1. Radio receiver assy (physical address: 190)

Hint

: *1: even if no failure is detected, it may be stored depending on the battery condition or voltage for starting an engine.

*2: It is stored when 180 sec. Has passed after the power supply connector is pulled out after engine start.

*3: It may be stored when the engine key is turned 1 min. After engine start.

*4: It may be stored when the engine key is turned again after engine start.

*5: When 210 sec. Has passed after pulling out the power supply connector of the master component with the ignition switch in acc or on, this code is stored.

  1. Logical address: 01 (communication control)

  1. Logical address: 61 (cassette switch)

  1. Logical address: 62 (cd player)

Location

Location

Terminals of ecu

Precheck
1. Diagnosis check Starting diagnosis mode (service check mode)  turn off the audio system and turn the ig switch to acc. While pressing the preset switches 1 and 6 at the s ...

Terminals of ecu
1. Radio receiver assy ...

Other materials:

Onvehicle inspection
1. Check cooling fan operation with low temperature (below 83 c (181 f)) Turn the ignition switch on.  check that the cooling fan stops. Hint: if not, check the cooling fan relay and water temperature sensor, and check for separated connector or severed wire between the cooling fan ...

Sound quality is bad only when playing tape
Inspection procedure 1 Replace cassette tape with another and recheck Replace the cassette tape with another and recheck.  Replace the faulty cassette tape with the normal one to see if the same trouble occurs again. Standard: malfunction disappear. 2 Check for any foreig ...

Inspection procedure
Hint: start the inspection from step 1 in case of using the handheld tester and start from step 2 in case of not using the handheld tester. 1 Read value of handheld tester(skid control sensor) Check that there is no difference between the speed value output from the speed sensor displ ...

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