Power Steering Pressure Switch Input Malfunction
Table of contents
P1651 MAZDA Possible Causes
- Vehicle towed with engine running
- Faulty Power Steering Pressure (PSP)
- Power Steering Pressure (PSP) harness is open or shorted
- Power Steering Pressure (PSP) circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How do I fix code P1651 MAZDA?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1651 MAZDA code
The cost of diagnosing the P1651 MAZDA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1651 MAZDA Description
The Powertrain Control Module (PCM) counts the number of vehicle speed transitions from 0 to a calibrated speed. After a calibrated number of speed transitions, the PCM expects the Power Steering Pressure (PSP) input to change. This DTC is set if the transition is not detected.