Engine-Codes - Saturn - P0842 SATURN

P0842 SATURN Code - Transmission Fluid Pressure Sensor/Switch 'A' Circuit Low

- Code Popularity: 7,713 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0842 SATURN Code?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Transmission Fluid Pressure Sensor/Switch 'A'
  • Transmission Fluid Pressure Sensor/Switch 'A' harness or connectors
  • Transmission Fluid Pressure Sensor/Switch 'A' circuit is open or shorted
  • Transmission internal mechanical problem

|How to Fix the P0842 SATURN Code?

Start by checking 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.

|P0842 SATURN code tech notes

There is a factory service bulletin for the following Saturn Models:
2005-2006 Saturn Relay
2005-2006 Saturn Relay AWD
2005-2007 Saturn Relay EXT
Saturn Factory Service Bulletin OBDII Code P0842

|What is the cost to diagnose the P0842 SATURN code?

Labor: 1.0

The cost to diagnose the P0842 SATURN code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0842 SATURN code possible symptoms?

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

|What Does the P0842 SATURN Code Mean?

The Torque Converter Clutch (TCC) release switch is part of the automatic Transmission Fluid Pressure (TFP) manual valve position switch. The TFP manual valve position switch is mounted to the transmission valve body. The TCC release switch is a normally-closed switch.
When the TCC is released, TCC release fluid pressure opens the TCC release switch which opens the TCC release pressure circuit. When the voltage on the circuit is high (switch open), the Powertrain Control Module (PCM) recognizes that the TCC is no longer engaged.

Transmission Fluid Pressure Sensor/Switch 'A' Circuit Low

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