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2009 ACURA MDX

3.7L V6AWDAUTOMATICgas
Repairs0Labor591Torque4733Fluid9DTC878Battery0Maintenance0Recalls0
P1705high severityPowertrain

A/T Gear Position Switch Circuit Shorted

on 2009 Acura MDX 3.7L V6 · AWD

What this code means

Short circuit in the automatic transmission gear position switch.

Symptoms

  • CEL
  • Incorrect gear display
  • Improper shifting
  • Starting issues

Common causes

  • Shorted switch
  • Damaged wiring
  • Corroded connector
  • Internal harness fault

Diagnostic steps

  1. Test switch resistance
  2. Inspect wiring
  3. Check connector
  4. Test continuity

Repair notes

Replace gear position switch.

Other Powertrain codes on this vehicle

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