Skip to content
Skanyx
DTC/P0705

P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Quick Answer
Alta GravitàNon sicuro da guidareTrasmissione

P0705 means the PCM is seeing an invalid or impossible gear-position signal from the transmission range sensor. The computer no longer knows which gear you've selected, so it defaults to safe shift maps and often disables the starter in some positions.

Costo di riparazione stimatoDa €40 a €1500+, varia in base al veicolo

Scansiona la tua auto in circa 60 secondi: scopri se P0705 è davvero presente, quanto è urgente e quanto dovrebbe costare la riparazione.

Scarica Skanyx

Cosa significa P0705?

P0705 means the PCM is seeing an invalid or impossible gear-position signal from the transmission range sensor. The computer no longer knows which gear you've selected, so it defaults to safe shift maps and often disables the starter in some positions.

P0705 è un codice diagnostico di guasto relativo a trasmissione, classificato con gravità high. Quando la centralina (ECU) del tuo veicolo rileva questa condizione, memorizza P0705 e accende la spia motore.

Quali sono i sintomi di P0705?

Se il tuo veicolo ha attivato P0705, potresti notare uno o più di questi sintomi:

  • Engine cranks in Neutral but not Park (or the reverse)
  • PRNDL indicator on the dash shows the wrong gear or blanks out
  • Reverse lights stay off when you shift into R
  • Transmission locked in one gear (typically 3rd) as fail-safe
  • Harsh 1-2 or 2-3 shifts, or delayed engagement from Park
  • Speedometer reads zero or erratic on GM 4L60E/4L65E variants
  • Check Engine light with P0705 stored, often alongside P0700

Cosa causa P0705?

Ecco le cause più comuni di P0705:

altaFailed transmission range sensor / neutral safety switch (internal contacts worn)
altaShift linkage or cable out of adjustment, sensor sitting between detents
mediaCorroded or oil-contaminated connector at the range sensor
mediaChafed wiring where the harness passes over the transmission case or bellhousing
bassaInternal TCM/PCM fault or lost programming

È sicuro guidare con P0705?

No, risolvi subito il problema. You can usually limp home, but the transmission often drops into fail-safe (stuck in 3rd or 4th), reverse lights may not work, and the starter interlock can misbehave. Don't take it on the motorway before it's fixed.

Come si diagnostica P0705?

Segui questi passaggi per individuare la causa principale di P0705:

  1. Pull all stored codes plus freeze frame, note any companion codes like P0700, P0715 or P0720
  2. With a scan tool watching the gear position PID, shift slowly through P-R-N-D-2-1 and confirm each position matches the shifter
  3. Check shift cable adjustment: the shifter detent must land dead centre in each transmission position, not on the edge
  4. Inspect the range sensor connector for ATF intrusion, green corrosion, or spread pins
  5. Back-probe the sensor: verify 5V reference and clean ground with a multimeter
  6. Measure sensor resistance or voltage in each gear against the factory table (values differ per manufacturer)
  7. Wiggle-test the harness between sensor and PCM while watching live data to catch intermittent breaks
  8. Only if sensor, wiring, and grounds all pass, verify PCM/TCM power and consider module fault

Quanto costa riparare P0705?

I costi di riparazione di P0705 variano a seconda della causa principale e del tuo veicolo. Ecco le stime tipiche:

Riparazione Costo dei ricambi Costo della manodopera Stima totale Difficoltà fai-da-te
Shift linkage and range sensor realignment €0–€0 €40–€120 €40–€120 Moderata
Replace external transmission range sensor €40–€180 €80–€220 €120–€400 Moderata
Replace internal range sensor (pan drop, fluid and filter) €80–€250 €200–€450 €280–€700 Professionale
Repair chafed harness or corroded connector €15–€80 €60–€200 €75–€280 Moderata
TCM/PCM replacement with coding €400–€1200 €120–€300 €520–€1500 Professionale

Prezzi stimati al March 2026. I costi variano in base alla regione, al veicolo e all'officina.

P0705 su veicoli specifici

P0705 si comporta in modo diverso a seconda del tuo veicolo. Seleziona la tua auto qui sotto per cause specifiche del modello, problemi noti e stime dei costi adeguate:

Ford

P0705 su Ford F-150

2004-2014

The digital TR sensor on 4R70W, 4R75W and 5R55 transmissions is a documented weak point. Ford TSB 08-24-4 covers intermittent P0705 from internal sensor wear on 5.4L Triton trucks.

Cosa causa P0705 su una Ford F-150?

Ford F-150Worn digital TR sensor contacts on 4R70W/4R75W
Ford F-150Stretched shift cable pulling the sensor off centre
Toyota

P0705 su Toyota Camry

2002-2011

U140E and U240E transaxles use an external park/neutral position switch bolted to the manual valve shaft. Adjustment requires aligning the switch groove with the neutral basic line, torque 5.4 Nm.

Cosa causa P0705 su una Toyota Camry?

Toyota CamryPNP switch misalignment after axle or CV replacement
Toyota CamryWater intrusion into the switch on 2AZ-FE cars parked outdoors

Costo di riparazione di P0705 per Toyota Camry

Costi stimati per i proprietari di Toyota Camryadeguato al ribasso rispetto alla media a causa dei prezzi dei ricambi specifici Toyota

Riparazione Costo dei ricambi Costo della manodopera Stima totale Difficoltà fai-da-te
Shift linkage and range sensor realignment €0–€0 €36–€108 €36–€108 Moderata
Replace external transmission range sensor €36–€162 €72–€198 €108–€360 Moderata
Replace internal range sensor (pan drop, fluid and filter) €72–€225 €180–€405 €252–€630 Professionale
Repair chafed harness or corroded connector €14–€72 €54–€180 €68–€252 Moderata
TCM/PCM replacement with coding €360–€1080 €108–€270 €468–€1350 Professionale

Prezzi stimati al March 2026. I costi variano in base alla regione, al veicolo e all'officina.

Volkswagen

P0705 su VW Golf

2005-2014

09G Aisin autos (Mk5/Mk6 2.5L, 1.4 TSI) commonly fail the multifunction switch F125 on top of the valve body. DSG (02E/DQ250) integrates the sensor into the mechatronic and P0705 usually points to mechatronic wear.

Cosa causa P0705 su una VW Golf?

VW GolfF125 multifunction switch internal failure on 09G
VW GolfMechatronic pressure sensor cluster fault on DQ250 DSG

Costo di riparazione di P0705 per VW Golf

Costi stimati per i proprietari di VW Golfadeguato al rialzo rispetto alla media a causa dei prezzi dei ricambi specifici Volkswagen

Riparazione Costo dei ricambi Costo della manodopera Stima totale Difficoltà fai-da-te
Shift linkage and range sensor realignment €0–€0 €52–€156 €52–€156 Moderata
Replace external transmission range sensor €52–€234 €104–€286 €156–€520 Moderata
Replace internal range sensor (pan drop, fluid and filter) €104–€325 €260–€585 €364–€910 Professionale
Repair chafed harness or corroded connector €20–€104 €78–€260 €98–€364 Moderata
TCM/PCM replacement with coding €520–€1560 €156–€390 €676–€1950 Professionale

Prezzi stimati al March 2026. I costi variano in base alla regione, al veicolo e all'officina.

BMW

P0705 su BMW 3-Series

2006-2013

E90/E91 with ZF 6HP19/6HP21: the range sensor lives inside the mechatronic unit. The well-known mechatronic sleeve (adapter) leak dumps ATF into the connector and takes the sensor with it.

Cosa causa P0705 su una BMW 3-Series?

BMW 3-SeriesMechatronic sleeve/adapter oil leak contaminating the range sensor
BMW 3-SeriesEGS module needs recoding after mechatronic service

Costo di riparazione di P0705 per BMW 3-Series

Costi stimati per i proprietari di BMW 3-Seriesadeguato al rialzo rispetto alla media a causa dei prezzi dei ricambi specifici BMW

Riparazione Costo dei ricambi Costo della manodopera Stima totale Difficoltà fai-da-te
Shift linkage and range sensor realignment €0–€0 €60–€180 €60–€180 Moderata
Replace external transmission range sensor €60–€270 €120–€330 €180–€600 Moderata
Replace internal range sensor (pan drop, fluid and filter) €120–€375 €300–€675 €420–€1050 Professionale
Repair chafed harness or corroded connector €23–€120 €90–€300 €113–€420 Moderata
TCM/PCM replacement with coding €600–€1800 €180–€450 €780–€2250 Professionale

Prezzi stimati al March 2026. I costi variano in base alla regione, al veicolo e all'officina.

Honda

P0705 su Honda Civic

2006-2015

8th and 9th gen Civics with the 5-speed auto: the transmission range switch sits on top of the transaxle. Honda service data requires aligning the switch's neutral index mark with the shaft mark within +/-1 mm.

Cosa causa P0705 su una Honda Civic?

Honda CivicRange switch alignment marks out of spec after shift cable replacement
Honda CivicConnector corrosion from road salt on northern-market cars

Costo di riparazione di P0705 per Honda Civic

Costi stimati per i proprietari di Honda Civicadeguato al ribasso rispetto alla media a causa dei prezzi dei ricambi specifici Honda

Riparazione Costo dei ricambi Costo della manodopera Stima totale Difficoltà fai-da-te
Shift linkage and range sensor realignment €0–€0 €34–€102 €34–€102 Moderata
Replace external transmission range sensor €34–€153 €68–€187 €102–€340 Moderata
Replace internal range sensor (pan drop, fluid and filter) €68–€213 €170–€383 €238–€595 Professionale
Repair chafed harness or corroded connector €13–€68 €51–€170 €64–€238 Moderata
TCM/PCM replacement with coding €340–€1020 €102–€255 €442–€1275 Professionale

Prezzi stimati al March 2026. I costi variano in base alla regione, al veicolo e all'officina.

Questi codici compaiono spesso insieme a P0705 o indicano problemi correlati:

P0700P0706P0707P0708P0715

Domande frequenti su P0705

Can I drive with P0705 or should I tow it?

Short local drives are usually fine if the trans still engages, but it's often stuck in fail-safe (one gear, no downshifts) and reverse lights may be dead. For anything over a few kilometres or highway speeds, get it fixed or towed.

Why does my car start in Neutral but not Park with P0705?

The range sensor doubles as the neutral safety switch. If it's misaligned or worn, the PCM sees Park as invalid but still reads Neutral correctly, so cranking only works in N. It's the classic symptom of a bad or misadjusted TR sensor.

Will adjusting the shift linkage fix P0705 without replacing parts?

Often yes. Loosen the sensor bolts with the shifter in Neutral, align the mark on the sensor with the shaft flat, and retighten. On Fords and Toyotas this fixes maybe half the P0705s I've seen, no parts needed.

Is P0705 the same fault as P0706?

Related but not identical. P0705 is a digital/PRNDL circuit fault (implausible combination), P0706 is a range/performance issue on the same sensor. Diagnosis overlaps but P0706 usually means the signal is in-range but wrong for the selected gear.

Can a weak battery or bad ground trigger P0705?

Yes. Low cranking voltage or a corroded PCM ground can set transmission codes including P0705. Check battery voltage and clean the engine-to-body ground straps before condemning the sensor.

Leggi le nostre guide dettagliate

Skanyx

Esegui la scansione della tua auto con Skanyx per diagnosticare P0705

La tua auto ha registrato P0705. Skanyx lo legge con qualsiasi adattatore OBD2 Bluetooth standard, ti dice se puoi continuare a guidare in sicurezza e mostra la fascia di riparazione di €40-€1500 così conosci la cifra prima che un'officina ti faccia un preventivo.

Scarica Skanyx