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Symptom Troubleshooting (Engine/Fuel Control)
- Foreword
- Engine OBD II Monitors
- Electronic Engine Control (EEC) System
- On-Board Diagnostic Tests - NGS Tester
- On-Board Diagnostic Tests - WDS
- Drive Cycle
- Diagnostic Trouble Code Index
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- DTC P0100, P0102, P0103, P1100, P1101, P1102, P1103, P1793: Mass Air Flow (MAF/IAT) Sensor
- DTC P0110, P0111, P0112, P0113, P0115, P0117, P0118, P0125, P0128, P0298, P1110, P1112, P1113, P1116, P1117, P1285, P1288, P1289, P1290, P1299, P1798: IAT & ECT /CHT Sensors
- DTC P0120, P0121, P0122, P0123, P0510, P1120, P1121, P1122, P1123, P1124, P1125, P1126, P1771, P1772, P1791: TP Sensor Circuit Malfunction
- P0031, P0130, P0131, P0150, P0151: Heated Oxygen Sensor (Ho2S)
- DTC P0038, P0044, P0132, P0133, P0138, P0144, P0152, P0153, P0154: Upstream Heated Oxygen Sensor (Ho2S)
- DTC P0032, P0051, P0052, P0057, P0058, P0134, P0135, P0141, P0155, P0161, P1135, P1136, P1141, P1142, P1153, P1154, P1169, P1170: Ho2S Heater Circuit
- DTC P0037, P0043, P0136, P0140, P0142, P0146, P0147, P0156, P0157, P0158, P0160, P1133, P1134, P1137, P1138, P1143, P1144, P1157, P1158, P2270, P02271, P2272, P2273: Ho2S
- DTC P0170, P0171, P0173, P0174: Adaptive Fuel Control
- DTC P0172, P0175: Adaptive Fuel Control
- DTC P0201, P0202, P0203, P0204, P0205, P0206: Fuel Injector Malfunction
- DTC P0230, P0231, P0232, P1645: Fuel Pump (FP) Primary Or Secondary Circuit
- DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0315, P0316: Misfire Detection Monitor
- DTC P0320, P0335, P0336: Crankshaft Position (CKP) Sensor Malfunction
- DTC P0325, P0326, P0327, P0328, P0330: Knock Sensor Malfunction
- DTC P0340, P0341, P1336, P1345, P1382, P1387: Camshaft Position Sensor (CMP) Malfunction
- DTC P0350, P1364: Ignition Coil Primary Circuit Malfunction
- DTC P0651, P0352, P0353, P0354, P0355, P0356: Integrated Ignition Coil 1, 2, 3, 4, 5, Or 6 Failure
- DTC P0400, P0401, P0404, P0408: EGR System Malfunction
- DTC P0402: EGR System Malfunction
- DTC P0420, P0421, P0430, P0431: Catalyst Efficiency Monitor Malfunction
- DTC P0442, P0456: Evaporative Emission (EVAP) Monitor And System Malfunction
- DTC P0440, P0441, P0443, P0444, P0445, P0446: EVAP Canister Purge Solenoid Malfunction
- DTC P0451, P0461: EVAP System Malfunction
- DTC P0450, P0452: Fuel Tank Pressure (Ftp) Sensor Malfunction
- DTC P0453: Fuel Tank Pressure (Ftp) Sensor Malfunction
- DTC P0455, P1439,P1443, P1446, P1449, P1455, P14556, P1457: EVAP System Malfunction
- DTC P0457: Evaporative Emission (EVAP) System Malfunction
- DTC P0505, P0506, P0507, P1251, P1504, P1505, P1507, P1508, P1509, P1510, P1511, P1525, P1526, P1527, P1528, P1540, P1652: IAC Valve Assembly Malfunction
- DTC P0605, P0606, P0614, P1562, P1600, P1601, P1602, P1603, P1604, P1605, P1608, P1609, P1621, P1622, P1623, P1633, P1639: Pcm Malfunction
- DTC P0571, P0703, P1572, P1703: Brake Pedal Position (BPP) Switch Malfunction
- DTC P0704, P1708, P1709, P1797: Clutch Pedal Position (CPP) Switch Malfunction
- DTC P1000: OBD II Drive Cycle Malfunction
- DTC P1001: Data Link Connector Malfunction
- DTC P1127: Ho2S Heater(S)
- DTC 1128: Heated Oxygen Sensor (Ho2S) Signals
- DTC 1130, P1150, P1173: Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- DTC P1131, P1151, P2195, P2196, P1697, P2198: Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- DTC P1132, P1152: Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- DTC P0622, P1246, P1630, P1631, P1634: Generator/Regulator System Malfunction
- DTC P1260: Anti-Theft System
- DTC P1270: Engine Rpm/Vehicle Speed Limiter
- DTC P1309: Misfire Detection Monitor Disabled
- DTC P1400, P1401, P1402, P1407, P1485, P1486, P1487, P1496, P1497, P1498, P1499: DPFEGR Sensor Malfunction
- DTC P0405, P0406, P1405, P1406: DPFEGR Sensor Malfunction
- DTC P0403, P1409, P1412: EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- DTC P1450: Evaporative Emission (EVAP) Monitor & System
- DTC P1451: Canister Vent (CV) Solenoid Malfunction
- DTC P0645, P1460: A/C Clutch Relay (ACCR) Malfunction
- DTC P1464, P1465: A/C Control Signal (ACCS) Malfunction
- DTC P1461, P1462, P1463: A/C Pressure Sensor (ACP) Malfunction
- DTC P0481, P1473-P1477, P1479, P1480, P1481: Cooling Fan Malfunction
- DTC P1506: Idle Air Control (IAC) System Malfunction
- DTC 0551, P0552, P0553, P1650, P1651: Power Steering Pressure (PSP) Switch Malfunction
- DTC P1780: TCS Or TCIL Circuit Malfunction
- Diagnostic Index
- Starting Concerns
- Hard Start/Long Crank/Erratic Start/Erratic Crank
- Cranks Normal But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle/Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking/Pinging
- Poor Fuel Economy
- Emission Compliance
- Mil/TCIL Never On & Mil/TCIL Always On
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- Exhaust Sulfur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always On
- Engine Inspection
- Engine
- Evaporative Emission System
- Evaporative Emission System Leak Test
- Evaporative Emission Repair Verification Drive Cycle
- Canister Vent Solenoid Closing Procedure
- Acceleration Control
- Charging System
- Battery
- Starting System
- Symptom Troubleshooting Chart - Engine
- Symptom Troubleshooting Chart - Drive Belts
- Symptom Troubleshooting Chart - Engine Cooling System
- 2.0L ZETEC Fan Diagnosis Chart
- Symptom Troubleshooting Chart - Fueling
- Symptom Troubleshooting Chart - Accelerator
- Symptom Troubleshooting Chart - Charging System
- Symptom Troubleshooting Chart - Starting System
- Symptom Troubleshooting Chart - Cruise Control
- Powertrain Control Module Symptom Troubleshooting Chart
- Generic Electronic Module (Gem) Symptom Troubleshooting Chart
- General Test Index
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Malfunction Indicator Lamp (Mil)
- Test 3: Intermittent
- Test 4: Fuel Delivery System
- Test 5: Positive Crankcase Ventilation (PCV) System
- Test 6: Pcm Power Relay
- Test 7: Fuel Pressure Regulator
- Test 8: Fuel Pump Inspection
- Test 9: Fuel Line/Fuel Pressure Hold Inspection
- Test 10: Fuel Injector Inspection
- Test 11: EGR Valve
- Test 12: EGR Vacuum Regulator (EGRVR) Solenoid Inspection
- Test 13: Differential Pressure Feedback EGR (DPFE) Sensor
- Test 14: No Start
- Test 15: Ignition Scope Test