OBD Guide
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U145D

Implausible Data Received From TCM On D-PT

U145D is an OBD-II diagnostic trouble code meaning: Implausible Data Received From TCM On D-PT. Common causes: transmission control module (tcm) malfunction, problems with the d-pt data bus (open or short circuit). Estimated repair cost: $56–278.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Emergency operation of the gearbox
  • Incorrect gear shifting
  • Check Engine Light Illuminates
  • Reduced engine power
  • Possible jerking when changing gears

Causes

  • Transmission control module (TCM) malfunction
  • Problems with the D-PT data bus (open or short circuit)
  • Poor contact in TCM or ECM connectors
  • Software error in TCM
  • TCM power problems

How to Fix

  1. Check the D-PT data bus for damage
  2. Check TCM and ECM connectors and connections
  3. Read trouble codes from TCM
  4. Check TCM power and ground
  5. If necessary, replace or reflash the TCM

Related codes

U145CU145EU0100

FAQ

What does the U145D code mean?

U145D is an OBD-II diagnostic trouble code that indicates: Implausible Data Received From TCM On D-PT

What causes a U145D error code?

The most common causes of U145D include: Transmission control module (TCM) malfunction; Problems with the D-PT data bus (open or short circuit); Poor contact in TCM or ECM connectors; Software error in TCM.

How do I fix a U145D diagnostic trouble code?

To fix U145D: Check the D-PT data bus for damage. Check TCM and ECM connectors and connections. Read trouble codes from TCM. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U145D?

Limited driving only, diagnose soon

How much does it cost to fix U145D?

The estimated repair cost for U145D is $56–278. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat