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Home/Cars/Honda/Accord/8th Generation (2008-2012)/how to fix P0806 code in Honda Accord 8th Generation (2008-2012)

how to fix P0806 code in Honda Accord 8th Generation (2008-2012)

Honda Accord 8th Generation (2008-2012)

Error Codes
Severity: highDifficulty: mediumError Code: P08062-4 hours
3 min read
501 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix P0806 code related to Transmission Range Sensor in Honda Accord 2008-2012. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0806
Affected Component
Transmission
Estimated Time
2-4 hours

Safety Warnings

  • ⚠Disconnect battery before working on electrical systems.
  • ⚠Allow engine to cool before handling any components.

Symptoms

  • •Check engine light illuminated
  • •Difficulty shifting gears
  • •Transmission slipping or failure to shift
  • •Incorrect gear indication on the dashboard
  • •Vehicle may not start or may stall in gear

Diagnostic Steps

  1. 1Scan the vehicle's computer for trouble codes using an OBD-II scanner to confirm the P0806 code.
  2. 2Inspect the Transmission Range Sensor wiring and connectors for any visible damage, corrosion, or loose connections.
  3. 3Measure the voltage output of the Transmission Range Sensor using a multimeter to ensure it falls within manufacturer's specifications.
  4. 4Check the vehicle’s battery and charging system to ensure proper voltage is being supplied.
  5. 5Perform a visual inspection of the transmission fluid level and condition to rule out fluid-related issues.
  6. 6Clear the trouble codes and take the vehicle for a test drive to see if the P0806 code reappears.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Disconnect the vehicle’s battery to prevent electrical shorts.
  • Ensure the vehicle is parked on a level surface and the engine is cool.

2. Inspect and Repair Wiring

  • Tools Required: Wire strippers, electrical tape, multimeter
  • Inspect the wiring harness connected to the Transmission Range Sensor for frays or breaks.
  • Repair any damaged wires by splicing in new wire and covering with electrical tape.

3. Replace Transmission Range Sensor

  • Tools Required: Socket set, torque wrench
  • Locate the Transmission Range Sensor on the transmission.
  • Remove the bolts securing the sensor using the socket set.
  • Disconnect the electrical connector from the sensor.
  • Install the new Transmission Range Sensor by reversing the removal steps.
  • Torque the bolts to the manufacturer’s specifications (typically around 8-10 ft-lbs).

4. Reconnect Battery and Clear Codes

  • Reconnect the vehicle’s battery.
  • Use an OBD-II scanner to clear the P0806 trouble code from the vehicle’s computer.

5. Test Drive

  • Take the vehicle for a test drive to ensure smooth shifting and verify that the check engine light does not reappear.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •OBD-II scanner
  • •Multimeter
  • •Socket set
  • •Torque wrench
  • •Wire strippers

Parts Required

  • •Transmission Range Sensor

Additional Information

Error Code
P0806
Affected Component
Transmission
Estimated Time
2-4 hours
Difficulty
medium
Severity
high
Tools Required
5 items
Parts Required
1 item

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