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Toyota Corolla Repair Manual: How to troubleshoot ecu controlled systems

Toyota Corolla Repair Manual / Introduction / How to troubleshoot ecu controlled systems

Vehicle lift and support locations
1. Notice about vehicle condition when jacking up As a rule, the vehicle must be unloaded when jacking up. Never jack up or lift up the vehicle loaded with things of heavy weight.  whe ...

General information
There are many ecu controlled systems used in the corolla. In general, ecu controlled system are considered to be very intricate and require a high level of technical knowledge and expert skill t ...

Other materials:

Windshield wiper motor assy
Replacement 1. Remove windshield wiper arm cover 2. Remove fr wiper arm rh  operate the wiper and stop the windshield wiper motor assy at the automatic stop position.  remove a nut and fr wiper arm rh. 3. Remove fr wiper arm lh  remove a nut and fr wiper arm lh. 4 ...

Circuit description
Monitor description The ecm commands gearshift by turning the shift solenoid valves on/off. When there is an open or short circuit in any shift solenoid valve circuit, the ecm detects the problem and the mil comes on. Illuminating the mil, the ecm performs the failsafe and turns the ot ...

Cassette tape cannot be inserted or played
Wiring diagram Inspection procedure 1 Check for any foreign object Check for any foreign object.  Check that no foreign object or defect is detected in the cassette tape player of radio receiver assembly. Standard: no foreign object and defect detected. 2 Check cassett ...

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