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Home >> Scion >> 2008 >> tC Base, Automatic >> Repair and Diagnosis >> Engine Performance >> 2AZ-FE Engine Control System >> SFI System >> 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 >> Typical Enabling Conditions

Typical Enabling Conditions

All: 

TYPICAL ENABLING CONDITIONS

Monitor runs whenever the following DTCs are not present P0100 - P0103 (MAF meter)
P0110 - P0113 (IAT sensor)
P0115 - P0118 (ECT sensor)
P0120 - P0223, P2135 (TP sensor)
P0125 (Insufficient ECT for Closed Loop)
P0327, P0328 (Knock sensor)
P0335 (CKP sensor)
P0340 (CMP sensor)
P0500 (VSS)
Battery voltage 8 V or higher
VVT system Not operated by scan tool
Engine RPM 450 to 5900 rpm
All of the following conditions are met: 1,2 and 3 are met
1. ECT -10°C (14°F) or higher
2. Either of the following conditions is met: (a) or (b) is met
(a) Engine start ECT Higher than-7°C (19.4°F)
(b) ECT Higher than 20°C (68°F)
3. Fuel-cut OFF

Emission-related-misfire: 

TYPICAL ENABLING CONDITIONS

First 1,000 revolutions after engine start, or Check Mode Crankshaft 1,000 revolutions
Except above Crankshaft 1,000 revolutions x 4

Catalyst-damage-misfire: 

TYPICAL ENABLING CONDITIONS

All of the following conditions 1, 2 and 3 are met: Crankshaft 200 revolutions
1. Driving cycles 1st
2. Check Mode OFF
3. RPM Less than 2450 rpm
Except above Crankshaft 200 revolutions x 3