Toyota Corolla Repair Manual: Random/multiple cylinder misfire detected

Inspection procedure

Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform ac ...

Circuit description

When a misfire occurs in the engine, hydrocarbons (hc) enter the exhaust in high concentrations. If this hc concentration is high enough, there could be an increase in exhaust emissions levels. H ...

Other materials:

Inspection procedure
1 Check relay (marking: starter cut) Inspect the relay continuity, as shown in the illustration and table. Standard: 2 Check tvip ecu Disconnect the tvip ecu connector.  turn the ignition switch position to the start.  measure the voltage between the termina ...

Inspection procedure
1 Inspect terminal voltage(idl) Remove the cruise control ecu assy with connector still connected.  disconnect the ecm connector.  turn the ignition switch to on.  measure voltage between terminal 13 (idl) of cruise control ecu assy connector and body ground when the ...

Basic Audio Operations
Basic audio operations and functions common to each mode are explained in this section. Operating the multimedia system Random playback Select to change on/off. Repeat play Select to change on/off. ■Using cellular phones Interference may be heard through the multimedia system' ...