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P0705 on Kia: Symptoms, Causes & Fix

Transmission Range Sensor Circuit Malfunction (PRNDL Input)

Official technical diagnostic wire for fault code P0705 specifically affecting Kia vehicles (K5, Telluride, Sportage, Sorento, EV6).

Sensor Voltage Ref
0.1V – 5.0V Ref
Kia Factory Standard
CAN Bus Speed
500 kbps CAN-FD
ISO 15765-4 Diagnostic Bus
Drivability Status
Drivable (Short Trip)
High urgency level
Est. Repair Cost
$120 - $450 (DIY: $40 - $160)
Parts & Labor DIY
Model-Specific Diagnostic Wires

Select Your Kia Model for P0705:

6 Models Available

1. Common Symptoms on Kia Vehicles

When Kia Engine Control Modules (ECM) trigger fault code P0705, drivers typically report:

Check Engine Light on on Kia Powertrains
Vehicle will not crank/start in Park (starts only in Neutral) on Kia Powertrains
Gear indicator on dashboard (P R N D 1 2) is blank or displays wrong gear on Kia Powertrains
Transmission shifts harshly or goes into 3rd gear limp mode on Kia Powertrains
Reverse backup lights fail to illuminate on Kia Powertrains

2. Root Causes on Kia Engines

Historical diagnostic claims across Kia engines point to the following failure distribution:

55%
Misaligned or faulty Transmission Range Sensor / Neutral Safety Switch (NSS) (Kia OEM Part)
25%
Corroded or water-logged connector on transmission side (Kia OEM Part)
12%
Stretched or misadjusted shift linkage cable (Kia OEM Part)
8%
Broken internal switch contacts (Kia OEM Part)

3. Step-by-Step Fix Protocol for Kia

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 Kia engines.

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 Kia engines.

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 Kia engines.

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 Kia engines.

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 Kia engines.

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

Equipment for Diagnosing Kia (P0705)

Prime Fast Delivery & Verified Fitment
Direct-Fit Replacement Part

Kia OEM Replacement Sensor

4.7 / 5.0 (Verified Fit)

Direct-fit replacement assembly engineered to OEM tolerances for Kia.

$45 – $95 Prime
Check Fitment on Amazon
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.

$29.99 Prime
View on Amazon
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 KiaVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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* As an Amazon Associate, MazicBay earns from qualifying purchases. Prices & availability subject to change.

4. Kia P0705 Frequently Asked Questions

What does code P0705 mean on a Kia?

On Kia vehicles, P0705 indicates that the Engine Control Module (ECM) detected transmission range sensor circuit malfunction (prndl input). This typically points to Misaligned or faulty Transmission Range Sensor / Neutral Safety Switch (NSS) or Corroded or water-logged connector on transmission side.

Can I continue driving my Kia with code P0705?

Caution. Vehicle may not start in Park, backup lights may not work, and transmission may lock in Limp Mode. Because this code carries a High severity rating on Kia powertrains, we recommend scanning live data values promptly to prevent secondary damage.

How much does it cost to fix code P0705 on a Kia?

Estimated DIY parts cost ranges from $120 - $450 (DIY: $40 - $160), while professional shop repairs at an authorized Kia dealership or independent specialist typically range from $180 to $380 including diagnostic labor.