Engine-Codes - Generic - P1297

P1297 - No Change In MAP Sensor Voltage

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?

P1297 Possible Causes

  • Faulty Manifold Absolute Pressure (MAP) Sensor
  • Restricted MAP Sensor
  • MAP Sensor harness is open or shorted
  • MAP Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How do I fix code P1297

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 P1297 code

Labor: 1.0

The cost of diagnosing the P1297 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1297 Meaning

The Engine Control Module (ECM) detects no change in Manifold Absolute Pressure (MAP) sensor voltage. Too small difference is seen between Barometric Pressure with ignition ON (Engine Running) an the manifold vacuum for more than 8.80 seconds.

P1297 More Information

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