× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P2135 Diagnostic Trouble Code Discussion for September 2009

Throttle Position Sensor 1-2 Correlation

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P2135
Help Request Posted
2005 Pontiac GTO 6.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 6G2VX12U85
P2135: Throttle Position Sensor 1-2 Correlation Error. Has this problem intermittently, CEL comes on, Safety Mode reduced performance displays in the DIM. Let the car sit off, remove the key, wait 5 sec and runs fine till it does it again. The problem is very intermittent. Any thoughts?? This is for a friend of mi...
September 01, 2009
2007 Chevrolet Monte Carlo LT 3.5L MIL Lamp on, Reduced power. VIN: 2G1WK15N97
P2135: Throttle Position Sensor 1-2 Correlation Error. ... code P2135 and replaced the TAC with one from a wrecking yard. Same code with both units. I have scoped both TPS sensors KOEO and get a good waveform and low voltages (.8V), but according to Mitchell I should see at least 4...
September 23, 2009