Error code

OBD2 P0792

OBD2P0792
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Intermediate Shaft Speed Sensor 'A' Circuit Range/Performance.

Severity

moderateCan drive but may experience harsh shifts and engine speed fluctuations. If the transmission enters fail-safe mode, driving should be limited.

Summary

P0792 indicates an issue with the Intermediate Shaft Speed Sensor 'A' circuit range or performance in your vehicle's automatic transmission.

Symptoms

  • Stored trouble code
  • One or more illuminated warning lights
  • Harsh, erratic, or unpredictable gear shifts
  • Engine speed fluctuations
  • Transmission entering fail-safe mode

Common Causes

  • Damaged wiring and connectors
  • Defective intermediate shaft speed sensor
  • Low transmission fluid levels
  • Dirty or contaminated transmission fluid
  • Failed PCM/TCM (rare)

Diagnosis

  1. Check fluid level and condition (if applicable)
  2. Inspect wiring for damage or corrosion
  3. Perform electrical tests on sensor and wiring
  4. Replace defective intermediate shaft speed sensor if necessary

Fixes

  • Replacing the intermediate shaft speed sensor

FAQ

What should I do if my transmission has a 'lifetime' fill?

If your vehicle's transmission is filled for life, it's best to take it to a dealer or specialist for professional diagnosis and repair.

Can I drive with this code?

You can drive but may experience harsh shifts and engine speed fluctuations. If the transmission enters fail-safe mode, driving should be limited.

View source

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

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