how to fix P0700 transmission error code in Tesla Outback 4th Generation (2010-2014)

Subaru Outback 4th Generation (2010-2014)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

Error Code: P0700

3 min read

571 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 error in Tesla Outback (2010-2014). Step-by-step guide with diagnostic procedures and repair instructions.

Error Code

P0700

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect battery before working on electrical systems.
•Allow engine to cool before opening the transmission fluid fill port.

Symptoms

•Check engine light illuminated
•Transmission slipping or harsh shifting
•Delayed engagement when shifting from park to drive
•Unusual noises from the transmission
•Decreased fuel efficiency
•Erratic speedometer readings

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any specific transmission-related codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Check the wiring and connectors related to the transmission control module for any damage or corrosion.
4
Test the transmission control module (TCM) for proper operation using a multimeter.
5
Inspect the transmission solenoids for proper function and resistance values.
6
Verify the operation of the vehicle’s speed sensor and other related sensors.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

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
•Fluid pump
•Transmission fluid
•Dipstick
•Socket set
•Torque wrench
•Multimeter
•Wire cutters
•Soldering iron
•Electrical tape

Parts Required

•Transmission fluid
•Transmission control module (if needed)
•Electrical connectors (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any specific transmission-related codes.
2
Inspect the transmission fluid level and condition; look for signs of contamination or burnt smell.
3
Check the wiring and connectors related to the transmission control module for any damage or corrosion.
4
Test the transmission control module (TCM) for proper operation using a multimeter.
5
Inspect the transmission solenoids for proper function and resistance values.
6
Verify the operation of the vehicle’s speed sensor and other related sensors.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is off.
Disconnect the battery to prevent any electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Remove the transmission fluid dipstick and check the fluid level.
2. If low, add the correct type of transmission fluid as specified in the owner's manual.
3. If fluid is discolored or burnt, drain and replace the transmission fluid completely.
Tools Required: Fluid pump, transmission fluid, dipstick.

3. Inspect and Repair Wiring and Connectors

Sub-steps:
1. Visually inspect all wiring harnesses and connectors leading to the transmission control module.
2. Repair any damaged wiring or replace corroded connectors as needed.
Tools Required: Wire cutters, soldering iron, electrical tape.

4. Replace Transmission Control Module (if necessary)

Sub-steps:
1. Remove the old transmission control module by disconnecting the wiring harness and unbolting it from its mount.
2. Install the new TCM by reversing the removal steps.
3. Reconnect all wiring harnesses securely.
Tools Required: Socket set, torque wrench.

5. Clear Codes and Test Drive

Sub-steps:
1. Reconnect the battery.
2. Use the OBD-II scanner to clear the P0700 code and any other related codes.
3. Start the vehicle and conduct a test drive to ensure proper operation of the transmission.
Tools Required: OBD-II scanner.