P1294moderate severityPowertrain
Target Idle Not Reached
on 1998 Dodge Dakota 2.5L I4 · 4WD
What this code means
The PCM has detected that the engine idle speed is not reaching the target RPM. The idle air control system is unable to achieve the commanded idle speed, which may result in stalling or rough idle.
Symptoms
- Check Engine Light
- Rough or unstable idle
- Engine stalling at idle
- Idle speed too low
- Engine dies when put in gear
Common causes
- Carbon buildup in throttle body or IAC passage
- Faulty idle air control motor
- Vacuum leak
- Dirty or clogged IAC valve
- Intake manifold gasket leak
Diagnostic steps
- Clean throttle body and IAC passages
- Test IAC motor operation with scan tool
- Check for vacuum leaks with smoke test
- Inspect intake manifold gaskets
- Monitor IAC step count on scan tool
Repair notes
Clean the throttle body and IAC passages; replace the IAC motor if it fails operational testing.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1