Engine-Codes - Generic - P0847

P0847 - Transmission Fluid Pressure Sensor/Switch 'B' Circuit Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?

P0847 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 P0847

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 P0847 code

Labor: 1.0

The cost of diagnosing the P0847 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)

P0847 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.

P0847 More Information

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Information for specific makes

  • P0847 ACURA 3rd Clutch Transmission Fluid Pressure Switch Circuit Short or Stuck ON
  • P0847 CHRYSLER Transmission Fluid Pressure Sensor/Switch 'B' Circuit Low
  • P0847 DODGE Transmission Fluid Pressure Sensor/Switch 'B' Circuit Low
  • P0847 HONDA 3rd Clutch Transmission Fluid Pressure Switch Circuit Short or Stuck ON   
  • P0847 JEEP Transmission Fluid Pressure Sensor/Switch 'B' Circuit Low
  • P0847 MERCEDES-BENZ Transmission Fluid Pressure Sensor/Switch 'B' Circuit Low

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