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P1122

Read the instructions below then start the fault diagnostic procedure.

Symptom: CHECK ENGINE lamp on. Loss of performance.

P1122


Pedal Position Sensors not Connected.

Fault symptoms


• CHECK ENGINE lamp on.

• Loss of performance.


On-Board Diagnostics

Type of diagnosis:


- Continuous.


Enable criteria:


- Turn Ignition On.


Fault criteria:


- The voltage on both sensor inputs is less than 1.5 V for more than 0.3 s.


System reaction to a fault:


- Limp Home, engine speed limitation.


Check the wiring

A fault in the control module's female connector can generate a DTC. Check the contact for oxidation, dislodge pins and pin clamping force.

Jiggle the leads and in-line connectors at various points and in different directions to detect any intermittent breaks or short circuits in the wiring. Observe the multimeter, test lamp or diagnostic tool while doing this. Check switches, connectors and crimp connections for oxidation, dislodged pins and pin clamping force.

Diagnostic help

Diagnostic tool functions related to this fault are:


• Read value:

• Pedal position sensor 1

• Pedal position sensor 2


For more information, see also:

- "Read Values" menu for a description of read values.

- "Activate" menu for a description of applications.