Computer Control System
- Description
- Operation
- Characteristics
- Electronic Fuel Injection (EFI)
- Data Sensors
- Notes
- A/C Switch
- Airflow Sensor
- Air Temperature Sensor
- Cold Start Injector Time Switch
- Coolant Temperature Sensor
- Coolant Temperature Switch
- EGR Gas Temperature Sensor
- Engine Speed
- Knock Sensor
- Neutral/Start Switch
- Oxygen (O2) Sensor
- Sub-Oxygen Sensor (Calif. Only)
- Throttle Position Sensor (TPS)
- Turbo Pressure Sensor
- Vehicle Speed Sensor (VSS)
- 4WD Switch
- Electronic Control Unit (Ecu)
- Diagnostic System
- Diagnosis & Testing
- Ecu Connector Identification
- Diagnostic Charts
- Diagnostic Circuit Check
- Ecu Pin Voltage Test
- No. 1 Test, Code 11, Ecu (+B) Circuit
- No. 2 Test, Code 12, 13, 14 (Code 3, 6 On Turbo), Rpm & Ignition Signal
- No. 3 Test, Code 21, 25, 26, 28 (Code 5 On Turbo), O2 System Signal
- No. 4 Test, Code 22 (Code 4 On Turbo), Coolant Temperature Sensor Signal
- No. 5 Test, Code 24 (Code 8 On Turbo), Intake Air Temperature Sensor Signal
- Code 25, 26 Air/Fuel, Lean Or Rich
- No. 6 Test, Code 31, 32 (Code 2 On Turbo), Airflow Meter Signal
- No. 7 Test, Code 35, HAC Sensor Signal
- No. 8 Test, Code 41 (Code 7 On Turbo), TPS Sensor Signal
- Code 42, Vehicle Speed Sensor
- No. 9 Test, Code 43 (Code 10 On Turbo), Starter Signal
- Code 51 (Code 11 On Turbo)
- Code 52, 53 (Code 12, 13 On Turbo)
- No. 10 Test, Code 71, EGR System Signal
- No. 11 Test, "Check Engine" Light Test
- No. 12 Test, Ecu Power Source
- No. 15 Test, Injector Circuit Test
- No. 17 Test A/C System Circuit Test
- Component Testing
- Airflow Meter
- Throttle Position Sensor (TPS)
- Cold Start Injector Time Switch
- Coolant Temperature Sensor
- EGR Temperature Sensor
- Sub-Oxygen Sensor
- Oxygen (O2) Sensor Heater
- Knock Sensor
- Oxygen Sensor
- Turbocharging Pressure Sensor
- Turbocharging Pressure Vacuum Switching Valve (VSV)
- Vehicle Speed Sensor
- Injector Solenoid Resistor
- Fuel-Cut Rpm
- Neutral/Start Switch
- Wiring Diagrams