P1451 GMC - Barometric Pressure Sensor Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What does this mean?

P1451 GMC Possible Causes

  • Faulty Barometric Pressure Sensor
  • Barometric Pressure Sensor harness is open or shorted
  • Barometric Pressure Sensor circuit poor electrical connection

First diagnose P1451 GMC code

    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 terminals.

Cost of diagnosing the P1451 GMC code

    Labor: 1.0

    The cost of diagnosing the P1451 GMC 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.

P1451 GMC Possible Symptoms

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

P1451 GMC Meaning

With the key on for 2 seconds or engine cranked for 2 seconds, the Powertrain Control Module (PCM) detects that the BARO Pressure sensor input was less than 33 kPa, or was more than 134 kPa, or during the Input Range Check, that the BARO Pressure sensor indicated an input greater than or equal to 135 kPa, condition met for 2 seconds.
OBDII Code P1451 GMC - Barometric Pressure Sensor Performance - Engine-Codes.com

P1451 GMC More Information

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