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  1. Chevy P2135 DTC: Switch A/B Voltage Correlation | JustAnswer

    The P2135 code indicates a fault in the accelerator pedal position (APP) sensor circuit, causing power loss. Inspect the APP sensor connector for corrosion or loose wiring under the dash.

  2. TPS malfunction,P2135, reduced engine power! - Chevy Avalanche …

    Jan 13, 2007 · A vehicle may be brought into the dealer for a reduced power message, and DTCs P0120, P0220, P1516, P2101, or P2135. The Throttle Actuator Control (TAC) / throttle body …

  3. Q&A: Troubleshooting P2135 Code & TP Sensor Issues | JustAnswer

    The code P2135 throtle position TP sensor 1-2 correlation. How do we fix it? I understand that many GM cars use the same

  4. How To Diagnose P2135 Code On Mercedes W639 Vito - JustAnswer

    The P2135 fault code on a Mercedes-Benz W639 Vito usually signifies a voltage correlation problem between the throttle/pedal position sensor/switch "A" and "B".

  5. P2135 Code Troubleshooting: Fix Power Loss in Lincoln Zephyr

    Code P2135 indicates a throttle/pedal position sensor correlation fault, causing poor acceleration or power loss. Inspect the throttle body and accelerator pedal position sensors for damage or …

  6. Chevy Silverado 1500 Limp Mode Diagnostics Guide - JustAnswer

    The DTCs P0120, P0220, P1516, P2101, and P2135 indicate issues with the throttle position sensors and electronic throttle control. Start by inspecting the throttle body and its sensor …

  7. Isuzu NPR P2135 Code Throttle Pedal No Response - JustAnswer

    The P2135 code indicates a mismatch between TPS1 and TPS2 voltages, causing no pedal response. Despite new pedal assembly, module, and throttle body, wiring issues or sensor …

  8. Chevy Tahoe P2135 Code? Throttle Light Troubleshooting Guide

    Code P2135 indicates a throttle/pedal position sensor correlation fault. Check the throttle body, accelerator pedal sensor, and wiring harness for damage or poor connections.

  9. Dodge Ram 1500 P0122 P0222 P2135 Codes After Repairs

    Customer: P0122, P0222, P2135. I replaced the throttle body and accelerator pedal, but the codes are still showing. This is my first time encountering this issue after replacing the …

  10. How to Diagnose Intermittent P2135 Code on Vehicles? - JustAnswer

    Troubleshooting Intermittent P2135 Code on Throttle Systems Intermittent throttle response and sensor communication errors often occur in this model's throttle control system. Code P2135 …