P1294 Target Idle Not Reached

SYMPTOM
P-1294 TARGET IDLE NOT REACHED

WHEN MONITORED
With the engine idling and in Drive if automatic. There must not be a MAP sensor trouble code or a throttle position sensor trouble code.

SET CONDITION
Engine idle is not within 200 rpm above or 100 rpm below target idle for 14 seconds. Three separate failures are required to set a bad trip. Two bad trips are required to set code.

POSSIBLE CAUSES
- Engine, brake booster, or vacuum hoses def
- Throttle plate & linkage not in correct positions
- IAC wiring harness intermittent defect
- IAC wiring harness observable def
- Throttle body def (Engine rpm < 550)
- Throttle body def (Engine rpm >= 550)