Ecu Location: Notes
ECU is located under front floor panel carpeting on passenger's side.
FUEL INJECTION TROUBLE CODE IDENTIFICATION CHART
| Code |
System Affected |
Probable Cause |
| 0 |
ECU |
No signal to ECU |
| 1 |
Oxygen Sensor |
Problem in O2 sensor circuit |
| 3 |
MAP Sensor |
Electrical problem in MAP sensor |
| 4 |
Crank Angle Sensor (CRANK) |
Open or shorted signal circuit |
| 5 |
MAP Sensor |
Open or shorted signal circuit |
| 6 |
Coolant Temperature Sensor |
Open or shorted signal circuit |
| 7 |
Throttle Angle Sensor |
Open or shorted signal circuit |
| 8 |
Crank Angle Sensor (TDC) |
Open or shorted signal circuit |
| 9 |
Crank Angle Sensor (CYL) |
Open or shorted signal circuit |
| 10 |
Intake Air Temperature |
Problem with sensor |
| 12 |
EGR System |
No EGR action |
| 13 |
Atmospheric Pressure (PA) |
Problem with PA circuit |
| 14 |
Elect. Air Control Valve (EACV) |
Open or short signal ckt |
| 15 |
Ignition Output Signal |
Electrical problem in signal ckt |
| 16 |
Fuel Injector |
Problem in fuel injector circuit |
| 17 |
Vehicle Speed Sensor (VSS) |
Open or shorted signal circuit |
| 20 |
Electrical Load Detector |
Problem with electrical load detector circuit |
| 30 |
A/T FI Signal A |
Problem in A/T control unit & ECU ckt |
| 31 |
A/T FI Signal B |
Problem in A/T control unit & ECU ckt |
| 41 |
Oxygen Sensor Heater |
Problem with O2 sensor circuit |
| 43 |
Fuel Supply System |
O2 sensor ckt problem or fuel system |