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P0705 on Lincoln Nautilus

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Factory diagnostic protocol and troubleshooting wire for fault code P0705 specifically for the Lincoln Nautilus (2022–2026, 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label)).

Verified OEM Telemetry & Field Repair Tree
Lincoln Nautilus2022–2026
Lincoln Nautilus
SUV2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Nautilus SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Drivable (Short Trip)
High urgency level
Est. Repair Cost
$120 - $450 (DIY: $40 - $160)
Parts & Labor DIY
Check P0705 On Another Lincoln Model:
Diagnose P0705 on Specific Nautilus Model Year:

1. Symptoms of P0705 on Lincoln Nautilus

When the Engine Control Module (ECM/PCM) on your Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label)) logs fault code P0705, drivers commonly observe:

Check Engine Light on on Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label))
Vehicle will not crank/start in Park (starts only in Neutral) on Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label))
Gear indicator on dashboard (P R N D 1 2) is blank or displays wrong gear on Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label))
Transmission shifts harshly or goes into 3rd gear limp mode on Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label))
Reverse backup lights fail to illuminate on Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label))
Lincoln Nautilus OBD-II Port Location
The 16-pin diagnostic connector is located Under driver side steering column. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Lincoln Nautilus

Historical warranty claims and technical repair bulletins for Lincoln Nautilus point to the following failure distribution:

55%
Misaligned or faulty Transmission Range Sensor / Neutral Safety Switch (NSS) (Lincoln OEM Part)
25%
Corroded or water-logged connector on transmission side (Lincoln OEM Part)
12%
Stretched or misadjusted shift linkage cable (Lincoln OEM Part)
8%
Broken internal switch contacts (Lincoln OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Lincoln Nautilus.

3. Step-by-Step DIY Repair Guide for Lincoln Nautilus

01
Check PRNDL Live Data

Move gear selector through all positions while monitoring scan tool TR PID to see which gear positions fail to register. on the Lincoln Nautilus equipped with 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label).

Required Tool: OBD-II Scanner
02
Inspect Shift Cable Alignment

Ensure the mechanical shift linkage fully clicks the transmission lever into the physical detent for Park and Neutral. on the Lincoln Nautilus equipped with 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label).

Required Tool: Pliers, Socket Set
03
Test Neutral Safety Switch Continuity

Use multimeter to check continuity across switch pins in Park, Reverse, Neutral, and Drive. on the Lincoln Nautilus equipped with 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label).

Required Tool: Digital Multimeter
04
Replace or Re-align Range Sensor

Loosen mounting bolts, use alignment pin to align sensor slot with transmission shaft in Neutral, torque bolts, or install new OEM sensor. on the Lincoln Nautilus equipped with 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label).

Required Tool: 10mm/12mm Sockets, Alignment Pin
05
Clear Trouble Codes and Verify Starting

Clear DTCs and confirm engine starts in Park and Neutral, reverse lights activate, and gear display is accurate. on the Lincoln Nautilus equipped with 2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Lincoln Nautilus (P0705)

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Direct-Fit Replacement Part

Lincoln Nautilus OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Lincoln Nautilus.

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Sensor Signal Voltage Meter

AstroAI Auto-Ranging Digital Multimeter

4.6 / 5.0 (Best Seller)

Essential for testing 0.1V–5.0V sensor reference signals, ground continuity (<0.20Ω), and harness resistance.

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Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for Lincoln NautilusVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Lincoln Nautilus

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Lincoln Nautilus:

4. Lincoln Nautilus P0705 FAQs

What causes code P0705 to trigger on a Lincoln Nautilus?

On the Lincoln Nautilus (2.0L EcoBoost (250HP) / 2.7L Twin-Turbo V6 (335HP Black Label)), P0705 is most frequently caused by Misaligned or faulty Transmission Range Sensor / Neutral Safety Switch (NSS) or Corroded or water-logged connector on transmission side.

Where is the OBD-II port located on my Lincoln Nautilus?

On the Lincoln Nautilus, the 16-pin DLC diagnostic connector is located Under driver side steering column. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Lincoln Nautilus with code P0705?

Caution. Vehicle may not start in Park, backup lights may not work, and transmission may lock in Limp Mode. Given that P0705 carries a High severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.