Engine Control Module
Service Precautions
Description and Operation
- General System Description
- PCM Controlled Air Conditioning
- PCM Controlled Cooling Fan
- PCM Controlled SMCC Cruise Control
- PCM Controlled Warning Lamps
- PCM Outputs
- Powertrain Control Module (PCM)
- Powertrain
- Powertrain Control Module Function
- Torque Management
- Traction Control
- UART Serial Data
- Class II Serial Data
- Data Link Connector (DLC)
- Malfunction Indicator Lamp (MIL)
- Diagnostic Trouble Codes (DTCs)
- Trip and Warm-Up Cycle
- Freeze Frame Data
- Failure Records Data
- Capturing DTC Info (Capture Info)
- Customer Snapshot
- DTC Types
- Special Cases of Type B Diagnostic Tests
- PCM Snapshot Using A Scan Tool
- Diagnostic Trouble Code Display
- Scan Tool Parameters
- Clearing Diagnostic Trouble Codes
- Information Sensors/Switches
- Throttle Position (TP) Sensor
- Intake Air Temperature Sensor (IAT)
- Engine Coolant Temperature Sensor
- MAP Sensor
- Mass Air Flow Sensor
- Heated Oxygen Sensors (HO2S)
- Knock Sensor
- EGR Pintle Position Sensor
- EVAP Fuel Tank Pressure Sensor
- Vehicle Speed Sensor (VSS)
- Brake Switches
- Stop/BTSI/Cruise Brake Switch
- Torque Converter Clutch (TCC) Brake Switch
- Power Steering Pressure (PSP) Switch
- SMCC Cruise Control Engaged Input
Testing and Inspection
Locations
Service and Repair
Diagrams
- Diagram Information and Instructions
- Diagnostic Aids
- Connector Views
- Electrical Diagrams
Specifications
Technical Service Bulletins