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Home >> Acura >> 2017 >> TLX SH-AWD >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Electronic Power Steering EPS System - Diagnostics >> DTC Advanced Diagnostics >> DTC Advanced Diagnostics: EPS related DTCs >> DTC 71-07: Motor Angle Sensor (SIN/COS Signals)
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DTC 71-07: Motor Angle Sensor (SIN/COS Signals)

Confirmation Procedure Basic Condition:
  • 12 volt battery 10 - 16 V

Operating Condition:

  • 1.

    Start the engine.

  • 2.

    Wait until the EPS indicator goes off.

Execution Initial Diagnosis
Duration About 1 second
DTC Type
  • 1 drive cycle
  • EPS indicator on
Fail Safe Action
  • Stop EPS function/assist

    (Re-diagnose at the next IG-ON)

Possible Cause
  • Open, Short to ground, or Poor connection between the EPS control unit and the EPS motor angle sensor (RESOLVER R1, R2, S1, S2, S3, S4 lines)
  • EPS motor internal failure
  • EPS control unit internal failure