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P0705AudiAudi Q5 HubAll Audi P0705High Severity

P0705 on Audi Q5

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Factory diagnostic protocol and troubleshooting wire for fault code P0705 specifically for the Audi Q5 (2020–2026, 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV).

Verified OEM Telemetry & Field Repair Tree
Audi Q52020–2026
Audi Q5
SUV2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Q5 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 Audi Model:
Diagnose P0705 on Specific Q5 Model Year:

1. Symptoms of P0705 on Audi Q5

When the Engine Control Module (ECM/PCM) on your Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV) logs fault code P0705, drivers commonly observe:

Check Engine Light on on Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV)
Vehicle will not crank/start in Park (starts only in Neutral) on Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV)
Gear indicator on dashboard (P R N D 1 2) is blank or displays wrong gear on Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV)
Transmission shifts harshly or goes into 3rd gear limp mode on Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV)
Reverse backup lights fail to illuminate on Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV)
Audi Q5 OBD-II Port Location
The 16-pin diagnostic connector is located Left side under driver steering column. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Audi Q5

Historical warranty claims and technical repair bulletins for Audi Q5 point to the following failure distribution:

55%
Misaligned or faulty Transmission Range Sensor / Neutral Safety Switch (NSS) (Audi OEM Part)
25%
Corroded or water-logged connector on transmission side (Audi OEM Part)
12%
Stretched or misadjusted shift linkage cable (Audi OEM Part)
8%
Broken internal switch contacts (Audi OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Audi Q5.

3. Step-by-Step DIY Repair Guide for Audi Q5

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 Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.

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 Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.

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 Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.

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 Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.

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 Audi Q5 equipped with 2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV.

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

Equipment for Diagnosing Audi Q5 (P0705)

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Direct-Fit Replacement Part

Audi Q5 OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Audi Q5.

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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.

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Other Common Fault Codes on Audi Q5

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Audi Q5:

4. Audi Q5 P0705 FAQs

What causes code P0705 to trigger on a Audi Q5?

On the Audi Q5 (2.0L TFSI Turbo / 3.0L Turbo V6 (SQ5 349HP) / 55 TFSI e PHEV), 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 Audi Q5?

On the Audi Q5, the 16-pin DLC diagnostic connector is located Left side under driver 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 Audi Q5 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.