AutoCodes – Dodge – P1234 Dodge

P1234 Dodge Code - Pedal Position Sensor 2 CKT Plausibility

Quick Answer

The Engine Control Module (ECM) has detected a fault in the accelerator pedal position (APP) sensor circuit Common causes include Faulty Accelerator Pedal Position (APP) sensor, Accelerator Pedal Position (APP) sensor harness is open or shorted, Accelerator Pedal Position (APP) sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1234 Dodge indicates Pedal Position Sensor 2 CKT Plausibility.
Common causes: Common causes include Faulty Accelerator Pedal Position (APP) sensor, Accelerator Pedal Position (APP) sensor harness is open or shorted, Accelerator Pedal Position (APP) sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 3,871

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 20, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1234 Dodge Description

The Engine Control Module (ECM) has detected a fault in the accelerator pedal position (APP) sensor circuit

OBDII Code P1234 Dodge - Pedal Position Sensor 2 CKT Plausibility - AutoCodes.com — P1234 Dodge Code - Pedal Position Sensor 2 CKT Plausibility

What does this mean?

What are the Possible Causes of the DTC P1234 Dodge?

Faulty Accelerator Pedal Position (APP) sensor
Accelerator Pedal Position (APP) sensor harness is open or shorted
Accelerator Pedal Position (APP) sensor circuit poor electrical connection

How to Fix the DTC P1234 Dodge?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1234 Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.