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P0705 on Toyota Camry

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Factory diagnostic protocol and troubleshooting wire for fault code P0705 specifically for the Toyota Camry (2020–2026, 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP).

Verified OEM Telemetry & Field Repair Tree
Toyota Camry2020–2026
Toyota Camry
Sedan2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Camry 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 Toyota Model:
Diagnose P0705 on Specific Camry Model Year:

1. Symptoms of P0705 on Toyota Camry

When the Engine Control Module (ECM/PCM) on your Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP) logs fault code P0705, drivers commonly observe:

Check Engine Light on on Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP)
Vehicle will not crank/start in Park (starts only in Neutral) on Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP)
Gear indicator on dashboard (P R N D 1 2) is blank or displays wrong gear on Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP)
Transmission shifts harshly or goes into 3rd gear limp mode on Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP)
Reverse backup lights fail to illuminate on Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP)
Toyota Camry OBD-II Port Location
The 16-pin diagnostic connector is located Directly under driver dash, left of steering column above brake pedal. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Toyota Camry

Historical warranty claims and technical repair bulletins for Toyota Camry point to the following failure distribution:

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

3. Step-by-Step DIY Repair Guide for Toyota Camry

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 Toyota Camry equipped with 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP.

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 Toyota Camry equipped with 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP.

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 Toyota Camry equipped with 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP.

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 Toyota Camry equipped with 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP.

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 Toyota Camry equipped with 2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP.

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

Equipment for Diagnosing Toyota Camry (P0705)

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Direct-fit replacement assembly engineered to OEM tolerances for Toyota Camry.

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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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BlueDriver Bluetooth Pro OBDII Scan Tool

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

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Other Common Fault Codes on Toyota Camry

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Toyota Camry:

4. Toyota Camry P0705 FAQs

What causes code P0705 to trigger on a Toyota Camry?

On the Toyota Camry (2.5L 4-Cyl (A25A-FKS) / 3.5L V6 (2GR-FKS) 301HP), 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 Toyota Camry?

On the Toyota Camry, the 16-pin DLC diagnostic connector is located Directly under driver dash, left of steering column above brake pedal. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Toyota Camry 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.