P00174
Carrier Transicold
Critical
Check Low Speed RPM
Engine revolutions at low speed are out of range.
Possible causes
- Incorrect speed solenoid adjustment
- Clogged fuel filter
- Dirty or misadjusted RPM sensor (MPU)
Recommended actions
- Adjust low speed screw/linkage
- Check magnetic pickup (MPU) signal
- Replace fuel filters
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