Chevrolet P1514: Throttle Body Performance

Is your scanner showing Chevrolet P1514?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

Chevrolet P1514: Throttle Body Performance

OVERVIEW
Severity
:
High
DIY Difficulty Level
:
Advanced
Repair Cost
:
$400-$620
Can I Still Drive?
:
No

What Does The Chevrolet P1514 Code Mean?

Engine speed over 500 rpm, and the PCM detected the difference between Actual (MAF) airflow.

What Are The Potential Causes Of The Chevrolet P1514 Code?

  • Inspect the throttle blade for damage and/or proper installation
  • Inspect the TAC module connectors for signs of water intrusion. When water intrusion occurs, multiple codes can set with no circuit or component faults apparent at the time.

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> GM Genuine Parts 12633238 Engine Control Module
>>> Electric Throttle Body- S20064 ROADFAR

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

GM, 2013, Service Bullettin – Prior To Any Circuit Testing.

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