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P0781 Jeep Code - 1-2 Shift Malfunction

- Code Popularity: 3,476 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0781 Jeep?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty shifting solenoid valve
  • Shifting solenoid valve harness is open or shorted
  • Shifting solenoid valve circuit poor electrical connection
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How to Fix the DTC P0781 Jeep?

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

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0781 Jeep code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

When is the Code Detected?

The P0781 code is detected when actual gear position and the commanded gear position are different

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission may not shift to the next gear.

Code P0781 Jeep Description

This P0781 code indicates that the 1-2 shift valve in the valve body is locked in the direction of the spring compression. The Transmission Control Module (TCM) controls the gearshifts by turning the shift solenoid valves ON/OFF and switching oil pressure to the valves in the valve body. The TCM calculates the actual transmission gear by comparing the signals from the input speed sensor and the output speed sensor.

OBDII Code P0781 Jeep - 1-2 Shift Malfunction - AutoCodes.com
P0781 Jeep Code - 1-2 Shift Malfunction

Need More Information on the Code?

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Code P0781 Jeep comments

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