AutoCodes – Toyota – P0705 2004 Toyota Highlander

P0705 2004 Toyota Highlander Code - Transmission Range Sensor Malfunction

Quick Answer

The park/neutral position (PNP) switch includes a transmission range switch. Common causes include Faulty Park/Neutral Position Switch, Misadjusted Park/Neutral Position Switch, Park/Neutral Position Switch harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P0705 2004 Toyota Highlander indicates Transmission Range Sensor Malfunction.
Common causes: Common causes include Faulty Park/Neutral Position Switch, Misadjusted Park/Neutral Position Switch, Park/Neutral Position Switch harness is open or shorted.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 3,856

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0705 2004 Toyota Highlander Description

The park/neutral position (PNP) switch includes a transmission range switch. The transmission range switch detects the selector lever position when the shift lever is in the N or P shift position and sends a signal to the Transmission Control Module (TCM).

OBDII Code P0705 2004 Toyota Highlander - Transmission Range Sensor Malfunction - AutoCodes.com — P0705 2004 Toyota Highlander Code - Transmission Range Sensor Malfunction

What does this mean?

What are the Possible Causes of the DTC P0705 2004 Toyota Highlander?

Faulty Park/Neutral Position Switch
Misadjusted Park/Neutral Position Switch
Park/Neutral Position Switch harness is open or shorted
Park/Neutral Position Switch circuit poor electrical connection

How to Fix the DTC P0705 2004 Toyota Highlander?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0705 2004 Toyota Highlander code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0705 2004 Toyota Highlander code?

Need more information on how to fix the P0705 2004 Toyota Highlander code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0705 2004 Toyota Highlander Code

1. What does the OBDII code P0705 mean for a 2004 Toyota Highlander?

P0705 indicates a malfunction in the Transmission Range Sensor (TRS), which monitors the gear position and sends this information to the vehicle's powertrain control module.

2. What are the common symptoms of code P0705 in a 2004 Toyota Highlander?

Symptoms may include the vehicle not starting, erratic shifting, the transmission being stuck in one gear, or the check engine light being illuminated.

3. What causes the P0705 code in a 2004 Toyota Highlander?

Common causes include a faulty transmission range sensor, damaged wiring or connectors, misaligned sensor installation, or a malfunction in the vehicle's powertrain control module.

4. Can I drive my 2004 Toyota Highlander with a P0705 code?

Driving with a P0705 code is not recommended, as it can cause erratic shifting and potentially lead to transmission damage or unsafe driving conditions.

5. How do I diagnose a P0705 code on my 2004 Toyota Highlander?

Diagnose the issue by inspecting the transmission range sensor, checking for damaged wiring or loose connections, and using a scan tool to monitor sensor data for irregularities.

6. How is the P0705 code fixed on a 2004 Toyota Highlander?

Repairs may involve replacing the transmission range sensor, repairing or replacing damaged wiring, cleaning corroded connections, or re-aligning the sensor.

7. How much does it cost to repair a P0705 code on a 2004 Toyota Highlander?

Repair costs can range from $150 to $400, depending on whether the issue is the sensor, wiring, or additional components.

8. Can a bad battery cause the P0705 code on a 2004 Toyota Highlander?

While unlikely, a weak or failing battery could cause voltage issues that might indirectly affect the transmission range sensor's performance.

9. Does the P0705 code always mean the transmission range sensor is bad?

No, the code can also result from wiring problems, connector issues, or even a software glitch in the powertrain control module.

10. How do I reset the P0705 code on my 2004 Toyota Highlander after repairs?

You can reset the code by using an OBDII scan tool to clear the error, or by disconnecting the battery for a few minutes, though the latter may reset other settings as well.