P0221-Electronic Throttle Control Module Processor: Notes
- When Monitored : Ignition on with no MAP Sensor DTCs set.
- Set Condition : TP Sensor signals in the Throttle Body do not correlate to the MAP Sensor signal.
| Possible Causes |
|---|
| THROTTLE POSITION SENSOR SWEEP |
| THROTTLE POSITION SENSOR SIGNAL CIRCUIT SHORT TO VOLTAGE |
| THROTTLE POSITION SENSOR SIGNAL CIRCUIT OPEN |
| 5-VOLT SUPPLY CIRCUIT OPEN |
| 5-VOLT SUPPLY CIRCUIT SHORT TO GROUND |
| THROTTLE POSITION SENSOR GROUND CIRCUIT OPEN |
| TP SENSOR SIGNAL 1 CIRCUIT SHORT TO TP SENSOR SIGNAL 2 CIRCUIT |
| THROTTLE BODY |
| POWERTRAIN CONTROL MODULE |
For a complete Powertrain Control Module Circuit Diagram, refer to SCHEMATICS AND DIAGRAMS .