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P2270

P2270 - Torque Converter Clutch Circuit High

Bosch · OBD1200 CodeConnect

What does P2270 mean?

This code points to an issue with the torque converter clutch circuit. It means the system is detecting a high signal, which could affect how the torque converter engages and disengages.

Common Causes

  • Faulty torque converter clutch solenoid
  • Wiring problems in the torque converter clutch circuit
  • Transmission control module issues

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the wiring harness connected to the torque converter clutch solenoid for damage or loose connections.

  2. 2

    Check the fluid level and condition in the transmission.

  3. 3

    If external connections are fine, the solenoid or transmission control module may require further inspection.

Browse all codes in this manual (15)
Verified technical data. Last updated: April 2026

Related Faults

Check connection! Try again?Check connection! Try again? - Communication errorCommand canceledCommand canceled - Erase codes function was stoppedERR_CODE_42Error code 42 — Possible communication issue
Source: Bosch OBD1200 CodeConnect
Open Manual (Page 27)Search more codes in this manual