Cadillac P1524: Throttle Closed Position Range/Performance

What Does The Cadillac P1524 Code Mean?

Engine started; TP Sensor already “learned” this key cycle, and the PCM detected the closed TP angle correction was 6.8 degrees. The PCM “learns” the closed throttle position when the ignition is turned to Lock position.

What Are The Potential Causes Of The Cadillac P1524 Code?

Below are some potential causes of this DTC:

• TP sensor signal is out-of-range “low”, or out-of-range “high”
• Throttle linkage is damaged, binding or out of adjustment
• Throttle body bore contains excessive debris or deposits
• Throttle body is damaged

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
>>> HOWYAA HVE72A Electronic Fuel Injection Throttle Body Assembly for 07-11 Cadillac
>>> Throttle Return Spring Kit Carburetor Spring Classification Governor Connecting Rod Speed Control Spring Adjusting Lever Spring
>>> ACDelco Professional 213-4668 Throttle Position Sensor

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.