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Home/Cars/Honda/CR-V/Sixth Generation (2023-present)/how to fix P0700 transmission code for Honda CR-V Fifth Generation (2017-2022)

how to fix P0700 transmission code for Honda CR-V Fifth Generation (2017-2022)

Honda CR-V Sixth Generation (2023-present)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
557 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 fault in Honda CR-V (2017-2022). Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0700
Component
Transmission
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before checking or adding transmission fluid.

Symptoms

  • •Check engine light illuminated
  • •Transmission slipping or rough shifting
  • •Delayed engagement when shifting from park to drive
  • •Inability to shift into certain gears
  • •Poor fuel economy
  • •Transmission overheating warning

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm P0700 and any related transmission codes.
  2. 2Inspect the transmission fluid level and condition; look for contamination or burnt smell.
  3. 3Check wiring and connectors related to the Transmission Control Module for damage or corrosion.
  4. 4Perform a visual inspection of the transmission for external leaks.
  5. 5Test the TCM using a multimeter to ensure it is receiving proper power and ground.
  6. 6Check for any software updates or recalls related to the TCM.

Solution

Solution

1. Preparation

  • Gather tools and parts needed for the repair.
  • Ensure the vehicle is on a level surface and secure with jack stands.
  • Disconnect the battery to prevent electrical shorts.

2. Inspect and Replace Transmission Fluid

  • Sub-steps:
    1. Locate the transmission fluid dipstick and check fluid level.
    2. If the fluid is low or dirty, drain the transmission fluid using a fluid pump.
    3. Replace with manufacturer-recommended transmission fluid (check the owner's manual for specifications).
    4. Refill to the appropriate level using a funnel.

3. Check and Repair Wiring

  • Sub-steps:
    1. Inspect the wiring harness connected to the TCM for any signs of wear or damage.
    2. If damaged, repair or replace the wiring as necessary.
    3. Ensure all connectors are secure and free of corrosion.

4. Replace Transmission Control Module (if necessary)

  • Sub-steps:
    1. Remove any covers or panels obstructing access to the TCM.
    2. Disconnect the electrical connectors from the TCM.
    3. Unbolt the TCM from its mounting location and remove it.
    4. Install the new TCM in reverse order, ensuring all connections are secure.
    5. Reconnect the battery.

5. Clear Error Codes

  • Sub-steps:
    1. Use the OBD-II scanner to clear the P0700 code and any other related codes.
    2. Take the vehicle for a test drive to confirm the repair.

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
  • Socket set
  • Torque wrench
  • Fluid pump
  • Multimeter
  • Funnel

Parts Required

  • Transmission fluid (as specified by manufacturer)
  • Transmission Control Module (if applicable)
  • Wiring harness (if applicable)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

6 items

Parts

3 items

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