Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2002 Isuzu Rodeo Sport 2WD L4-2.2LFACTORY OEM SERVICE PROCEDURE
PCM Inputs/Outputs
PCM Inputs/Outputs
Inputs - Operating Conditions Read
- Air Conditioning Compressor Clutch ON or OFF
- Engine Coolant Temperature
- Crankshaft Position
- Exhaust Oxygen Content
- Manifold Absolute Pressure
- Battery Voltage
- Throttle Position
- Fuel Tank Vapor Pressure
- Fuel Tank Level
- Exhaust Gas Recirculation (EGR) Feedback
- Knock
- Vehicle Speed
- Fuel Pump Voltage
- Power Steering Pressure
- Intake Air Temperature
- Camshaft Position
- Automatic Transmission Oil Temperature Sensor
- Automatic Transmission Speed Sensor
Outputs - Systems Controlled
- EVAP Canister Purge Solenoid
- Exhaust Gas Recirculation (EGR)
- Ignition Control
- Fuel Injector Control
- Idle Air Control
- Coolant Fan Relays
- Electric Fuel Pump Relay Compressor Clutch Relay
- Air Conditioning
- Diagnostics
- OBD II Malfunction Indicator Lamp (Check Engine lamp)
- Data Link Connector (DLC)
- Data Output
- Tachometer Signal
- Automatic Transmission Control Solenoid
Inputs - Operating Conditions Read
- Air Conditioning Compressor Clutch ON or OFF
- Engine Coolant Temperature
- Crankshaft Position
- Exhaust Oxygen Content
- Manifold Absolute Pressure
- Battery Voltage
- Throttle Position
- Fuel Tank Vapor Pressure
- Fuel Tank Level
- Exhaust Gas Recirculation (EGR) Feedback
- Knock
- Vehicle Speed
- Fuel Pump Voltage
- Power Steering Pressure
- Intake Air Temperature
- Camshaft Position
- Automatic Transmission Oil Temperature Sensor
- Automatic Transmission Speed Sensor
Outputs - Systems Controlled
- EVAP Canister Purge Solenoid
- Exhaust Gas Recirculation (EGR)
- Ignition Control
- Fuel Injector Control
- Idle Air Control
- Coolant Fan Relays
- Electric Fuel Pump Relay Compressor Clutch Relay
- Air Conditioning
- Diagnostics
- OBD II Malfunction Indicator Lamp (Check Engine lamp)
- Data Link Connector (DLC)
- Data Output
- Tachometer Signal
- Automatic Transmission Control Solenoid
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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