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P1655

TMA/TMB Signal Line Fault

2007-2011 Honda Element 2.4L I4 K24

Moderate SeverityPowertrain

Description

Fault in communication line between ECM and transmission module.

Symptoms

  • CEL
  • Shifting problems
  • Delayed/harsh shifts
  • Stuck in one gear

Common Causes

  • Damaged communication wiring
  • Corroded connectors
  • Faulty TCM
  • Faulty ECM

Diagnostic Steps

  1. Test communication line
  2. Inspect connectors
  3. Check TCM
  4. Check ECM

Repair Notes

Repair wiring or replace module.

Other Powertrain Codes

P1655 on Other Vehicles

Common Questions

What does code P1655 mean on a 2007-2011 Honda Element?

P1655 stands for "TMA/TMB Signal Line Fault". Fault in communication line between ECM and transmission module.

What are the symptoms of P1655 on a Honda Element?

Common symptoms of P1655 include: CEL, Shifting problems, Delayed/harsh shifts, Stuck in one gear.

What causes P1655 on a 2007-2011 Honda Element?

Common causes of P1655 include: Damaged communication wiring, Corroded connectors, Faulty TCM, Faulty ECM.

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