Engine Control System - Introduction
- Precautions
- General Description
- Cleanliness and Care
- Idle Air System Operation
- Engine Controls Description
- On Board Refueling Vapor Recovery (ORVR) System
- OBD II Serviceability Issues
- Serial Data Communications
- On-Board Diagnostic (OBD II)
- Comprehensive Component Monitor Diagnostic Operation
- Common OBD II Terms
- OBD System Description - Catalyst Monitor
- OBD System Description - Misfire Monitor
- OBD System Description - EVAP Control System Monitor
- Evaporative (EVAP) Emission System Incorrect Purge Flow
- Evaporative (EVAP) Emission System Leak Detected (small leak)
- Differential Tank Pressure Sensor Diagnosis (DTP)
- Fuel Cap Missing
- Evaporative (EVAP) Emission Purge Valve Control Circuit
- Evap. Emission System Vent Valve Control Circuit Diagnosis
- Evaporative Emission System Vent Valve Stuck Closed
- Fuel Level Sensor "A" Performance / Range Diagnosis
- Fuel Level Sensor "A" Electrical Diagnosis
- Fuel Level Sensor "A" Circuit Intermittent
- OBD System Description - Fuel System Monitor
- OBD System Description - Oxygen Sensor Monitor
- O2 Sensor signals swapped Bank 1/2 Sensor 1
- HO2S Slow Response / Frequency Bank 1 & 2 Sensor 1
- HO2 Sensor Circuit No activity detected
- Heated Oxygen Sensor (HO2S) Low Voltage Bank 1 & 2 Sensor 2
- Heated Oxygen Sensor (HO2S) High Voltage Bank 1 & 2 Sensor 2
- HO2S Slow Response Bank 1 & 2 Sensor 2 (rich/lean switch time error)
- Heated Oxygen Sensor Circuit B1S2
- Heated Oxygen Sensor Circuit No Activity Detected B1S2 & B2S2
- HO2 sensor Circuit Sensor 1
- HO2 sensor circuit low voltage
- HO2 sensor circuit high voltage
- OBD System Description - HO2S Heater Monitor
- OBD System Description - EGR System Monitor
- OBD System Description - Thermostat Monitor
- OBD System Description - Comprehensive Component (Engine Input) Monitor
- Mass Air Flow (MAF) Sensor Circuit
- Manifold Absolute Pressure (MAP) Sensor Circuit
- Intake Air temperature (IAT) Sensor Circuit Range/Performance
- Intake Air temperature (IAT) Sensor Circuit
- Intake Air temperature (IAT) Sensor signal Intermittent
- Engine Coolant Temperature Circuit Performance
- Engine Coolant Temperature Sensor Electrical Diagnosis (ECT)
- Engine Coolant Temperature Circuit intermittent
- Insufficient Coolant Temperature for Closed Loop Fuel Control
- ECT signal output
- Throttle/Pedal Position Sensor/Switch "A" Circuit
- Throttle/Pedal Position Sensor/Switch "B" Circuit Range/Performance
- Mass or Volume Air Flow Circuit Range/Performance
- Manifold absolute Pressure/Barometric pressure Circuit Range/Performance
- Throttle Position Sensor # 1 Electrical Diagnosis (TP)
- Throttle/Pedal Position Sensor/Switch "D" Circuit Low Input
- Throttle/Pedal Position Sensor/Switch "D" Circuit High Input
- Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input
- Throttle/Pedal Position Sensor/Switch "E" Circuit High Input
- Accelerator Pedal Position (APP) Sensor "D"-"E" Correlation
- Knock Control System Error (acquisition chain diagnosis)
- Knock Control System Error (Basic Knock Signal)
- Crankshaft sensor circuit Electrical Diagnosis
- Crankshaft Sensor Diagnosis
- Crankshaft segment Diagnosis
- Camshaft Position (CMP) Sensor Circuit Malfunction
- Camshaft Position (CMP) sensor "A" Circuit Range/Performance Diagnosis Bank 1
- Ignition Coil Cylinder "A"
- Ignition Coil Cylinder "B"
- Ignition Coil Cylinder "C"
- Ignition Coil Cylinder "D"
- Ignition Coil Cylinder "E"
- Ignition Coil Cylinder "F"
- Vehicle Speed Sensor "A" Range/Performance
- Cruise Control Multi-Function Input "A" Circuit
- A/C Refrigerant Pressure Sensor "A" Circuit Diagnosis
- OBD System Description - Comprehensive Component Monitor (Engine Output)
- Throttle Position Sensor #2 Electrical Diagnosis (TP)
- Throttle Actuator Control Range/Performance
- Throttle Position Sensor Jammed
- Throttle position adaptation
- Fuel Pump Primary Circuit
- Injector Control Circuit Cylinder #1
- Injector Control Circuit Cylinder #2
- Injector Control Circuit Cylinder #3
- Injector Control Circuit Cylinder #4
- Injector Control Circuit Cylinder #5
- Injector Control Circuit Cylinder #6
- Fuel Tank Level Output Circuit Diagnosis
- Fan X Control Circuit Diagnosis
- Engine Idle Speed Diagnosis
- A/C Compressor Clutch Relay Circuit Diagnosis
- Brake Switch "A" Circuit
- Control Module Random Access Memory (RAM) Diagnosis
- Control Module Read Only Memory (ROM) Diagnosis
- Sensor Reference Voltage "A" Circuit Diagnosis
- Sensor Reference Voltage "C" Circuit Diagnosis
- Malfunction Indicator Lamp
- Engine RPM Output Circuit
- Intake Manifold Tuning Valve Control Circuit Diagnosis
- Intake Manifold Tuning (IMT) Valve Stuck
- Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Diagnosis
- ECM/PCM Power Relay Sense Circuit Diagnosis
- Transmission Control Unit
- CAN Communication Bus
- Can communication
- No successful communication before time out
- Schematic and Routing Diagram
- Component Location
- Diagnostic Information and Procedures
- Strategy - Based Diagnostics
- DTC Description
- Reading Diagnostic Trouble Codes
- Notes
- Clearing Diagnostic Trouble Codes
- DTC Modes
- DTC Information Mode
- DTC Status
- Fail This Ign. (Fail This Ignition)
- History
- Last Test Fail
- MIL Request
- Not Run SCC (Not Run Since Code Clear)
- Test Fail SCC (Test Failed Since Code Clear)
- Specific DTC Mode
- Failed Last Test
- Failed Since Clear
- Failed This Ig. (Failed This Ignition)
- History DTC
- MIL Requested
- Not Run Since CI (Not Run Since Cleared)
- Not Run This Ig. (Not Run This Ignition)
- Test Ran and Passed
- Primary System - Based Diagnostics
- Diagnostic Aids
- Idle Learn Procedure
- On-Board Diagnostic (OBD II) System Check
- Engine Data Display Tables
- Symptom Diagnosis
- Intermittents
- Hard Start
- Surges or Chuggles
- Lack of Power, Sluggishness or Sponginess
- Detonation / Spark Knock
- Hesitation, Sag, Stumble
- Cuts Out, Misses
- Poor Fuel Economy
- Rough, Unstable or Incorrect Idle, Stalling
- Excessive Exhaust Emissions or Odors
- Dieseling, Run-On
- Backfire
- Multiple ECM Information Sensor DTCs Set
- Engine Cranks But Will Not Run
- No Malfunction Indicator Lamp
- Malfunction Indicator Lamp On Steady
- Data Link Connector Diagnosis
- Clearing Trouble Codes
- DTC Table