Information Bus
Description and Operation- Data Link Communications Operation
- Data Link Connector (DLC)
- Serial Data Communications
- Class II Serial Data
- ISO Keyword Protocol 2000 Serial Data
- The Diagnostic Executive
- On Board Diagnostic Tests
- Trip
- Warm-Up Cycle
- Diagnostic Information
- Malfunction Indicator Lamp (MIL)
- MIL Requests and History Codes
- Special Cases of Type B Diagnostic Tests
- Storing and Erasing Freeze Frame Data
- Intermittent Malfunction Indicator Lamp
- Data Link Connector (DLC)
- Control Module Learning Ability
- Reprogramming (Flashing) The Control Module
- Verifying Vehicle Repair
- Clearing Diagnostic Trouble Codes
- DTC Modes
- DTC Info 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 (Tested Failed Since Code Clear)
- Specific DTC Mode
- Failed Last Test
- Failed Since Clear
- Failed This Ign. (Failed This Ignition)
- History DTC
- MIL Requested
- Not Run Since Cl (Not Run Since Cleared)
- Not Run This Ign. (Not Run This Ignition)
- Test Ran and Passed
- System Status For Satisfying Federal I/M 240 Regulations
- Primary System Based Diagnostics
- Oxygen Sensor Diagnosis
- HO2S Heater
- Catalyst Monitor Heated Oxygen Sensor (HO2S 2)
- Catalyst Monitor Diagnostic Operation
- Three-Way Catalyst Oxygen Storage Capacity
- Misfire Monitor Diagnostic Operation
- Misfire Counters
- Fuel Trim System Monitor Diagnostic Operation
- Comprehensive Component Monitor Diagnostic Operation
- CARB - OBD II List of Components Intended to Illuminate MIL
- Information Sensors
- A/C Request Signal
- A/C Load Signal
- Bank 1 and Bank 2 Knock Sensors (KS)
- Camshaft Position (CMP) Sensor
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Fuel Tank Pressure Sensor
- Heated Oxygen Sensors (HO2S)
- Intake Air Temperature (IAT) Sensor
- Mass Air Flow (MAF) Sensor
- Theft Deterrent Circuits
- Electronic Throttle Control
- Accelerator Pedal Position (APP) Sensor
- Throttle Position Sensors
- Throttle Body Assembly
- Throttle Actuator Motor
- Electronic Control Module (ECM)
- Idle Learn Procedure
- Vehicle Speed Signal Circuit
Testing and Inspection- Initial Inspection and Diagnostic Overview
- Reading and Clearing Diagnostic Trouble Codes
- Symptom Related Diagnostic Procedures
- Scan Tool Does Not Communicate With ALC Sensor
- Scan Tool Does Not Communicate With Class 2 Device
- Scan Tool Does Not Communicate With EBTCM
- Scan Tool Does Not Communicate With ECM
- Scan Tool Does Not Communicate With Heater and A/C Control
- Scan Tool Does Not Communicate With Instrument Cluster
- Scan Tool Does Not Communicate With MSM
- Scan Tool Does Not Communicate With PS Control Module
- Scan Tool Does Not Communicate With SDM
- Scan Tool Does Not Communicate With Sun Roof Actuator
- Scan Tool Does Not Communicate With TCM
- Scan Tool Does Not Communicate With TDM (Immobilizer)
- Scan Tool Inoperative
Tools and Equipment