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:

Eco drive mode (if equipped)
Press the switch. Suitable for enhancing the fuel economy, because the torque corresponding to the accelerator pedal depression amount can be generated more smoothly than it is in normal conditions and the operation of the air conditioning system (heating/cooling) will be minimized. Press th ...

Replacement
Hint: installation is according to the reverse order of the removal. 1. Remove rear door weatherstrip rh 2. Remove rear door weatherstrip lh 3. Remove rear seat cushion assy (, 72–8) 4. Remove rear seat back assy (fixed type rear seat) 5. Remove separate type rear seat back assy (separated ...

Evap monitor (vacuum pressure monitor) (continued)
Preconditions The monitor will not run unless: mil is off. Fuel level is approximately 1/2 to 3/4. Altitude is 7800 feet (2400 m) or less.* Engine coolant temperature (ect) is between 40°f and 95°f (4.4 °C and 35 °C). Intake air temperature (iat) is between 40°f and 95 °f (4 ...