Toyota Highlander manuals

Toyota Highlander Service Manual: Diagnostic trouble code chart

Use Diagnostic Trouble Codes (DTCs) (from the DTC checks) in the table below to determine the trouble area and proper inspection procedure. The Supplemental Restraint System (SRS) diagnostic trouble code chart is shown below as an example.

Diagnostic trouble code chart


Symptom simulation
HINT: The most difficult case in troubleshooting is when no problem symptoms occur. In such cases, a thorough customer problem analysis must be carried out. A simulation of the same or similar c ...

Problem symptoms table
The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot when, during a DTC check, a "Normal" code is displayed but the problem is sti ...

More about Toyota Highlander:

Fog light switch
The fog lights secure excellent visibility in difficult driving conditions, such as in rain and fog. *1 Or   *2 Turns the front fog lights off Turns the front fog lights on *1: For u.S.A. *2: For canada Fog lights can be used when The headlights are on in low beam ...

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