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P1656 Pontiac Code - Intake Camshaft Actuator Control Circuit

- Code Popularity: 2,710 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 2/3
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What are the Possible Causes of the DTC P1656 Pontiac?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Intake Camshaft Position (CMP) Actuator Solenoid
  • Intake Camshaft Position (CMP) Actuator Solenoid harness is open or shorted
  • Intake Camshaft Position (CMP) Actuator Solenoid circuit poor electrical connection
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How to Fix the DTC P1656 Pontiac?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1656 Pontiac code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • No start

Code P1656 Pontiac Description

The DTC P1656 Intake Camshaft Position (CMP) Actuator Solenoid Control Circuit diagnostic monitors the operation of the CMP actuator system. The CMP actuator system enables the Powertrain control Module (PCM) to change the camshaft timing when the engine is running. THE CMP actuator solenoid valve control the oil flow that applies the pressure to advance or retard the camshaft. The PCM provides a Pulse Width Modulated (PWM) signal for control of the CMP actuator solenoid.

OBDII Code P1656 Pontiac - Intake Camshaft Actuator Control Circuit - AutoCodes.com
P1656 Pontiac Code - Intake Camshaft Actuator Control Circuit

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Code P1656 Pontiac comments

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