Error code

OBD2 P0972

OBD2P0972
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Shift Solenoid 'A' Control Circuit Range/Performance.

Severity

moderateCan drive but may experience shifting issues and reduced performance.

Summary

P0972 indicates an issue with Shift Solenoid A in the transmission control circuit, affecting gear shifting performance.

Symptoms

  • Check Engine light is on
  • Sluggish acceleration or high revving
  • Harsh shifts

Common Causes

  • Shift solenoid failure
  • Wiring issues (poor connection, corrosion, moisture)
  • Transmission control module (TCM) malfunction

Diagnosis

  1. Inspect wiring harness for breaks, corrosion, or poor connections
  2. Check continuity at TCM harness using a digital volt-ohm meter (DVOM)
  3. Test Shift Solenoid A's resistance and continuity
  4. Exchange the control module with a known good one if necessary

Fixes

  • Replace faulty shift solenoid or wiring harness

FAQ

What does P0972 mean?

P0972 indicates a problem with Shift Solenoid A in the transmission control circuit.

How do I diagnose P0972?

Diagnose by inspecting wiring, testing solenoid resistance and continuity, and checking TCM functionality.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.