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Home/Cars/Honda/Pilot/YF3 (2016-2022)/how to diagnose P0700 code on Honda Pilot Third Generation (2016-present)

how to diagnose P0700 code on Honda Pilot Third Generation (2016-present)

Honda Pilot YF3 (2016-2022)

Severity: highDifficulty: mediumError Code: P07003-5 hours
3 min read
552 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 P0700 transmission control system malfunction in Honda Pilot (2016-present). Step-by-step guide with diagnostic procedures.

Error Code
P0700
Component
Transmission
Repair Time
3-5 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine and transmission to cool before inspecting or changing fluids.

Symptoms

  • •Check Engine Light illuminated
  • •Transmission slipping or harsh shifting
  • •Delayed engagement when shifting into gear
  • •Unusual noises from the transmission
  • •Decreased fuel efficiency
  • •Potentially, transmission overheating

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm P0700 and check for any additional transmission-related codes.
  2. 2Inspect the transmission fluid level and condition; look for signs of contamination or burning.
  3. 3Check the wiring and connectors to the TCM for any signs of damage or corrosion.
  4. 4Perform a visual inspection of the transmission control solenoids for any signs of wear or malfunction.
  5. 5Use a multimeter to test the resistance of the transmission control solenoids to ensure they are within manufacturer specifications.
  6. 6Clear the code and perform a road test to see if the P0700 code returns.

Solution

Solution

1. Preparation

  • Gather tools and ensure the vehicle is on a level surface.
  • Disconnect the battery to prevent electrical shorts.
  • Tools required: OBD-II scanner, multimeter, socket set, torque wrench.

2. Inspect and Replace Transmission Fluid

  • Sub-steps:
    1. Locate the transmission dipstick or drain plug.
    2. If necessary, drain the old fluid into a container. Use a funnel if adding fluid via the dipstick.
    3. Replace the transmission fluid with the manufacturer-recommended type (e.g., Honda ATF DW-1).
    4. Check the fluid level according to the manufacturer’s specifications.

3. Inspect and Repair Wiring and Connectors

  • Sub-steps:
    1. Visually inspect the wiring harness and connectors associated with the TCM.
    2. Repair any damaged wires or replace corroded connectors.
    3. Ensure all connections are secure and free of moisture.

4. Test and Replace Transmission Control Solenoids

  • Sub-steps:
    1. Remove the transmission pan to access the solenoids.
    2. Disconnect the wiring harness from the solenoids.
    3. Use a multimeter to test each solenoid for proper resistance. Replace any solenoids that are out of spec.
    4. Reinstall the transmission pan with a new gasket, ensuring it is torqued to manufacturer specifications.

5. Reconnect Battery and Clear Codes

  • Sub-steps:
    1. Reconnect the battery terminals.
    2. Use the OBD-II scanner to clear any existing trouble codes.
    3. Perform a test drive to ensure that the issue has been resolved.

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

Parts Required

  • Transmission fluid (Honda ATF DW-1)
  • Transmission pan gasket
  • Transmission control solenoids (if faulty)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

3-5 hours

Difficulty

medium

Severity

high

Tools

4 items

Parts

3 items

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