Fuel Control: Notes
ECM controls fuel system based upon sensor input signals. If feedback system does not function properly, check input signals before replacing ECM.
FUEL CONTROL SYSTEM INPUT SIGNALS
| Application | Model Usage |
|---|---|
| Battery Voltage | J30 |
| Closed Throttle Position Switch | J30 |
| Crankshaft Position Sensor | J30 |
| EGR Temperature Sensor | J30 |
| Engine Coolant Temperature | J30 |
| Heated Oxygen Sensor | J30 |
| Ignition (START) Signal | J30 |
| Mass Airflow Sensor | J30 |
| Park/Neutral Switch | J30 |
| Power Steering Pressure Switch | J30 |
| Throttle Position Sensor | J30 |
| Vehicle Speed Sensor | J30 |