Pressure Regulator Control Solenoid Valve Malfunction
Table of contents
P0090 MAZDA Possible Causes
- Faulty Pressure Regulator Control (PRC) Solenoid Valve
- Pressure Regulator Control (PRC) Solenoid Valve harness is open or shorted
- Pressure Regulator Control (PRC) Solenoid Valve electrical circuit poor connection
- Faulty Powertrain Control Module (PCM)
How do I fix code P0090 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 P0090 MAZDA code
The cost of diagnosing the P0090 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)
P0090 MAZDA Description
DTC is set when PCM detects low or high input voltage from Pressure Regulator Control (PRC) Solenoid Valve. This is a Continuous Monitor (CM). MIL is illuminated when the Powertrain Control Module (PCM) detects malfunction condition in 2 consecutive drive cycles. Pending code is available if PCM detects malfunction condition during first drive cycle. DTC is not stored in PCM memory.