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Toyota Corolla Repair Manual: Diagnostic trouble code chart

The inspection procedures are shown in the table below. This table allows efficient and accurate troubleshooting using the diagnostic trouble codes displayed in the diagnostic trouble code chart. Proceed with troubleshooting in accordance with the inspection procedures listed in the diagnostic chart corresponding to the diagnostic trouble codes displayed. The diagnostic trouble code chart for the supplemental restraint system is shown below as an example.

Problem symptoms table

Symptom simulation
Hint: the most difficult case in troubleshooting is when no symptoms occurs. In such cases, a thorough customer problem analysis must be carried out. Then the same or similar conditions and envi ...

Problem symptoms table
The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot the problem when a normal code is displayed in the diagnostic trouble code ch ...

Other materials:

Optimal use of the multimedia system
On the Sound Settings screen, sound quality (Treble/Mid/ Bass), volume balance can be adjusted. How to adjust the sound settings and sound quality 1 2 3 Select - or + to adjust the treble, mid or bass to a level between -5 and 5. 4 5 Select Front or Rear to adjust the front/rear aud ...

Circuit description
1 Check p squib circuit(airbag sensor assy center instrument panel passenger airbag assy) Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the instrument panel pas ...

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

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