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P0705
System
Powertrain (Transmission)
Scanner som krävs
Full-system scanner (engine, ABS, SRS, transmission, service resets)

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Understand P0705, common causes, and the right TOPDON scanner to diagnose it.

Gear selector position sensor circuit fault — TCM does not know selected range.

Vanliga symptom

  • Wrong gear indicated
  • No crank in park/neutral
  • Trans limp

Typiska orsaker

  • Failed range sensor on side of trans
  • Shift cable out of adjustment
  • Wiring in console harness

Vilken scanner behöver du?

Full-system scanner (engine, ABS, SRS, transmission, service resets)

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade TOPDON-scannrar

Vanliga frågor

What does P0705 mean?
P0705 indicates transmission range sensor circuit malfunction (prndl input). Gear selector position sensor circuit fault — TCM does not know selected range.
Can I diagnose P0705 with a basic code reader?
P0705 may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Which TOPDON scanner do I need for P0705?
Full-system scanner (engine, ABS, SRS, transmission, service resets) See recommended tools on this page.
Is it safe to drive with P0705?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.