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ELECTRONIC ENGINE CONTROLS 03 CONTENTS page 1.6L & 1.8L Engine Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-1 2.0L Engine Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-227 2.4L Engine Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-441 2.4L Engine Symptom Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-543 Ignition Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-565 Evaporative Emissions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-576 1.6L & 1.8L ENGINE CONTROLS GENERAL INFORMATION 03-3 Description 03-3 Operation 03-3 Electronic Engine Control Input & Output 03-4 Specifications 03-5 Special Tools 03-6 Electrical Schematics 03-9 ECM Connector Pin-Out Table 03-20 DIAGNOSIS & TESTING 03-22 Diagnostic Help 03-22 Intermittent DTC Troubleshooting 03-22 Ground Inspection 03-22 Electronic Throttle Control Actuator 03-23 Diagnostic Trouble Code (DTC) List 03-23 ECM Power Supply and Ground Circuit 03-28 Power Supply and Ground Circuit 03-28 Diagnostic Trouble Code (DTC) Tests 03-35 P0016 - Camshaft Position-Crankshaft 03-35 P0031 - O 2 Sensor 1 Heater Control Circuit Low 03-45 P0032 - O 2 Sensor 1 Heater Control Circuit High 03-51 P0102 - Mass Or Volume Air Flow 03-57 P0103 - Mass Or Volume Air Flow 03-63 P0105 - Manifold Absolute Pressure/ 03-68 P0107 - Manifold Absolute Pressure Or 03-73 P0112 - Intake Air Temperature Circuit 03-78 P0113 - Intake Air Temperature Circuit 03-84 P0117 - Engine Coolant Temperature 03-91 P0118 - Engine Coolant Temperature 03-96 P0122 - Throttle Position Sensor A 03-101 P0123 - Throttle Position Sensor A 03-107 P0132 - O 2 Sensor 1 Circuit High Voltage 03-112 P0171 - Fuel Trim System Too Lean 03-118 P0172 - Fuel Trim System Too Rich 03-131 P0201 - Cylinder 1 - Injector Circuit, 03-142 P0221 - Throttle Position Sensor B 03-149 03
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