Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Random/multiple cylinder misfire detected

Toyota Corolla (E120): Random/multiple cylinder misfire detected

Dtc p0300 random/multiple cylinder misfire detected

Dtc p0301 cylinder 1 misfire detected

Dtc p0302 cylinder 2 misfire detected

Dtc p0303 cylinder 3 misfire detected

Dtc p0304 cylinder 4 misfire detected

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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. High concentrations of hc passing through the catalyst also cause to temperature of the catalyst to ...

Parking brake
Operating instructions 1 To set the parking brake, fully pull the parking brake lever while depressing the brake pedal. 2 To release the parking brake, slightly raise the lever and lower it completely while pressing the button. *1: For U.S.A. *2: For Canada ■Parking brake engaged wa ...

Inspection procedure
Hint: when the throttle position is slightly opened (the accelerator pedal is slightly depressed) because a floor carpet is overlapped on the accelerator pedal, or if not fully releasing the accelerator pedal, etc., Dtc p505 will possibly be detected. Read freeze frame data using the ...