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Engine Performance DTCS

ENGINE PERFORMANCE DTCS

DTC

OEM Code

Description

Mass Air Flow Sensor Circuit

Intake Air Temperature Sensor Circuit

Engine Coolant Temp Sensor Circuit

Throttle Position Sensor Circuit

Engine Coolant Temp Sensor

Front Oxygen Sensor Circuit (Front O2 Sensor)

Closed Loop Control - Right/Front HO2S

Right/Front HO2S - Heater Fault

Closed Loop Control - Right/Rear HO2S

Fuel Injection System - Control Fault

Multiple Cylinder Misfire

Multiple Cylinder Misfire

Knock Sensor Circuit

Crankshaft Position Sensor (OBD)

Camshaft Position Sensor

EGR System Function

EGR Control Backpressure Transducer (EGRC - BPT) Valve

Catalyst Function - Right Bank On V6

Vehicle Speed Sensor

Idle Air & Auxiliary Air Control Valve

Engine Control Module

⁽²⁾ Park/Neutral Position Switch

Valve Timing Control (VTC)

Primary Ignition Signal

Crankshaft Position Sensor

EGR Control Solenoid Valve

EGR Temperature Sensor

⁽³⁾ Torque Converter Clutch Solenoid Valve

Cooling Fan/Overheat

⁽¹⁾	Freeze frame data will not be stored in the ECM for the knock sensor. The MIL will not light for a knock sensor malfunction.

⁽²⁾	For testing, see appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS section.

⁽³⁾	For testing, see appropriate AUTO TRANS DIAGNOSIS article.