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Home/Cars/Subaru/Outback/5th Generation (2015-2019)/what does it mean when my Tesla Outback 5th Generation (2015-2019) shows P0700 code

what does it mean when my Tesla Outback 5th Generation (2015-2019) shows P0700 code

Subaru Outback 5th Generation (2015-2019)

Severity: highDifficulty: mediumError Code: P07002-4 hours
3 min read
453 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 Tesla Outback 5th Generation. Step-by-step guide with diagnostic procedures.

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 opening the transmission system.

Symptoms

  • •Check engine light illuminated
  • •Transmission not shifting properly
  • •Delayed engagement when shifting from park to drive
  • •Unusual noises during gear changes
  • •Poor acceleration or loss of power

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to identify specific transmission-related codes.
  2. 2Inspect transmission fluid level and condition; check for contamination or burnt smell.
  3. 3Examine wiring and connectors to the Transmission Control Module for corrosion or damage.
  4. 4Test the TCM for proper functionality using a multimeter.
  5. 5Check for any software updates available for the ECM and TCM.

Solution

Solution

1. Preparation

  • Gather tools: OBD-II scanner, multimeter, socket set, torque wrench, and transmission fluid.
  • Park the vehicle on a level surface, engage the parking brake, and disconnect the battery.

2. Inspect and Replace Transmission Fluid

  • Check Fluid Level: Remove the transmission dipstick, wipe it clean, reinsert, and check the level.
  • Drain Old Fluid: Position a drain pan under the transmission pan, remove the pan bolts using a socket set, and drain the old fluid.
  • Replace Filter: Remove the old filter, clean the mounting surface, and install a new filter.
  • Add New Fluid: Reattach the pan with new gasket, torque bolts to manufacturer specifications (typically around 10-15 ft-lbs), and refill with the manufacturer-recommended transmission fluid.

3. Repair or Replace TCM (if necessary)

  • Remove TCM: Locate the TCM, disconnect wiring harnesses, and remove mounting bolts.
  • Install New TCM: Position the new TCM, secure with mounting bolts, and reconnect wiring harnesses.
  • Reprogram TCM: Use the OBD-II scanner to reprogram the new TCM if required.

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
  • Transmission fluid

Parts Required

  • Transmission filter
  • Transmission fluid
  • Transmission pan gasket
  • Transmission Control Module (if replacement is needed)

Additional Information

Error CodeP0700
Component

Transmission

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

5 items

Parts

4 items

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