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
Other materials:
Replacement
1. Drain engine oil
remove the oil pan drain plug and drain the engine oil.
2. Removal & installation chain sub–assy
3. Remove chain vibration damper no.1
remove 2 bolts and chain vibration damper no. 1.
4. Remove oil pump assy
Remove the 5 bolts.
rem ...
Spiral cable sub–assy
Components
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Place front wheels facing straight ahead
check that the front wheels are facing straight ahead.
4. Remove horn button assy
5. Remove steering wheel assy
sst 09950–50013 ...
Terminals of ecu
1. Inspect integration relay
Disconnect the connector and check the continuity of each terminal of
the disconnected connector.
Standard :
If the result is not as specified, the vehicle’s side may malfunction.
Reconnect the connector and check each terminal.
Standard:
If ...