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P1253 Isuzu Code - VTEC System Malfunction

- Code Popularity: 2,217 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1253 Isuzu?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Engine oil level low
  • Low engine oil pressure
  • Blocked oil passage
  • Faulty VCT oil control valve
⚠ Does your Isuzu have Safety Recalls? → Check here

How to Fix the DTC P1253 Isuzu?

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.

Code Tech Notes

If the P1253 is present, start by checking the engine oil level and condition. Change engine oil and filter if necessary with factory recommended oil weight.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1253 Isuzu 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)

Code P1253 Isuzu Description

The VTEC system, in conjunction with the Engine Control Module (ECM), activates the VTEC solenoid valve to control oil pressure to the VTEC mechanism that is installed in the valve system to switch valve timing between Low and High. If the VTEC solenoid valve has an open or short circuit, a DTC is stored.

OBDII Code P1253 Isuzu - VTEC System Malfunction - AutoCodes.com
P1253 Isuzu Code - VTEC System Malfunction

Need More Information on the Code?

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Code P1253 Isuzu comments

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