Toyota Corolla (E120): Engine control system

Inspection procedure

Sfi system

Other materials:

Inspection procedure
1 Check tvip ecu Check that the operation of the tvip function is normal. Hint: with this inspection, the tvip ecu cpu can be diagnosed if it works normally or not. 2 Check wire harness (tvip ecu integration relay) Disconnect the tvip ecu and integration relay connectors. ch ...

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 ...

Although system is powered,cd cannot be played
Wiring diagram Inspection procedure 1 Check if a proper cd is inserted Check that a proper cd is inserted.  Make sure that the cd is a normal audio cd, and that there is no deformation, flaw, stain, burr and other defects on the cd. Standard: normal audio cd. Reference: ...