Engine-Codes - Generic - P0846

P0846 - Transmission Fluid Pressure Sensor/Switch 'B' Circuit Range/Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P0846 Possible Causes

  • Faulty Transmission Fluid Pressure Sensor/Switch 'B'
  • Transmission Fluid Pressure Sensor/Switch 'B' harness is open or shorted
  • Transmission Fluid Pressure Sensor/Switch 'B' circuit poor electrical connection

How do I fix code P0846?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P0846 code

Labor: 1.0

The cost of diagnosing the P0846 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P0846 Meaning

The Transmission Control Module (TCM) monitors the Transmission Fluid Pressure Sensor/Switch signal. The TCM sets the OBDII code when the Transmission Fluid Pressure Sensor/Switch is not to factory specifications.

P0846 More Information

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Information for specific makes

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