ShopBaseComplete shop management for auto repair shops · $249/mo
Try ShopBase →
Home/DTC Codes/Mitsubishi/Lancer/2011-2011 2.4L I4/P2127
P2127

Throttle/Pedal Position Sensor/Switch E Circuit Low

2011-2011 Mitsubishi Lancer 2.4L I4

Critical SeverityPowertrainGeneric (SAE)

The 2011 Mitsubishi Lancer is equipped with a 2.4L inline-4 engine. Below you'll find detailed p2127 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.

Description

Low voltage from accelerator pedal position sensor E.

Symptoms

  • Limp mode
  • Reduced power
  • Check engine light

Common Causes

  • APP sensor fault
  • Wiring short to ground
  • Corroded connection

Diagnostic Steps

  1. Measure APP sensor E voltage
  2. Check wiring and connector

Repair Notes

Replace pedal assembly or repair wiring.

Related Codes

P2128Throttle/Pedal Position Sensor/Switch E Circuit HighP2138Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation

Other Powertrain Codes

P2127 on Other Vehicles

Mitsubishi 3000GT

1996-1996 3.0L V6 Twin Turbo

Mitsubishi 3000GT

1997-1997 3.0L V6 Twin Turbo

Mitsubishi 3000GT

1998-1998 3.0L V6 Twin Turbo

Mitsubishi 3000GT

1999-1999 3.0L V6 Twin Turbo

Mitsubishi Colt JP

2002-2002 1.3L I4 4A90

Mitsubishi Colt JP

2002-2002 1.5L I4 4A91

Mitsubishi Colt JP

2003-2003 1.3L I4 4A90

Mitsubishi Colt JP

2003-2003 1.5L I4 4A91

Common Questions

What does code P2127 mean on a 2011-2011 Mitsubishi Lancer?

P2127 stands for "Throttle/Pedal Position Sensor/Switch E Circuit Low". Low voltage from accelerator pedal position sensor E.

What are the symptoms of P2127 on a Mitsubishi Lancer?

Common symptoms of P2127 include: Limp mode, Reduced power, Check engine light.

What causes P2127 on a 2011-2011 Mitsubishi Lancer?

Common causes of P2127 include: APP sensor fault, Wiring short to ground, Corroded connection.

Last updated: March 2026

View Labor Times | View Torque Specs | View Fluid Specs