Engine-Codes - Mazda - P0012 Mazda

P0012 Mazda Code - CMP Timing Over Retard Right side

- Code Popularity: 39,415 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0012 Mazda?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Low or Dirty Engine Oil
  • Incorrect camshaft timing
  • Faulty Variable Camshaft Timing (VCT) Solenoid Valve
  • Variable Camshaft Timing Solenoid Valve circuit is open or shorted
  • Variable Camshaft Timing Solenoid Valve circuit poor electrical connection
  • Faulty Camshaft Position Sensor
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How to Fix the DTC P0012 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 pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the P0012 Mazda code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine Lack / Loss of Power
  • Engine Rough Idle

What Does the P0012 Mazda Code Mean?

The Powertrain Control Module (PCM) monitors the Variable Camshaft Timing (VCT) position for an over-advanced camshaft timing. The Diagnostic Trouble Code (DTC) will set when the camshaft timing exceeds a maximum calibrated value or remains in a retarded position.

P0012 Mazda Code - CMP Timing Over Retard Right side

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