AutoCodes – Honda – P0706 2021 Honda CR-V

P0706 2021 Honda CR-V Code - Transmission Range Switch Open

Quick Answer

The Transmission Range Switch is attached to a control shaft. Common causes include Faulty Transmission Range Switch, Transmission Range Switch harness is open or shorted, Transmission Range Switch circuit poor electrical connection. 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
P0706 2021 Honda CR-V indicates Transmission Range Switch Open.
Common causes
Common causes include Faulty Transmission Range Switch, Transmission Range Switch harness is open or shorted, Transmission Range Switch circuit poor electrical connection.
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 305
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 15, 2024
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Code P0706 2021 Honda CR-V Description

The Transmission Range Switch is attached to a control shaft. Operating the shift lever makes the control shaft rotate via the shift cable. The shift position indicator shows which position is selected according to the Low/High signal combinations, which vary based on the control shaft rotational angle. The control shaft changes the position of the transmission range switch, activates the manual valve, and switches hydraulic pressure to shift the transmission through forward/neutral/reverse. The transmission range switch signal is used to determine the shift schedule. The voltage is high (5 V or 12 V) at the Powertrain Control Module (PCM) input terminal when each transmission range switch position is open, and it is low (0 V) when each switch is closed. If the FWD switch stays open while the vehicle repeatedly accelerates to a specified vehicle speed and then stops despite being in D or S, the PCM detects a malfunction in the transmission range switch (open) and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0706 2021 Honda CR-V - Transmission Range Switch Open - AutoCodes.com
P0706 2021 Honda CR-V Code - Transmission Range Switch Open

What are the Possible Causes of the DTC P0706 2021 Honda CR-V?

  • Faulty Transmission Range Switch
  • Transmission Range Switch harness is open or shorted
  • Transmission Range Switch circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0706 2021 Honda CR-V?

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 P0706 2021 Honda CR-V 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 P0706 2021 Honda CR-V code?

Need more information on how to fix the P0706 2021 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0706 2021 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

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 P0706 2021 Honda CR-V Code

1. What does OBDII code P0706 mean on a 2021 Honda CR-V?

- OBDII code P0706 on a 2021 Honda CR-V indicates a Transmission Range Switch Open fault.

2. What are the common symptoms of a Transmission Range Switch Open issue in a 2021 Honda CR-V?

- Common symptoms include difficulty shifting gears, the transmission not engaging properly, and the inability to start the vehicle.

3. What could cause the P0706 code to trigger on a 2021 Honda CR-V?

- The P0706 code can be triggered by a faulty transmission range switch, damaged wiring, or a poor connection in the circuit.

4. How serious is the Transmission Range Switch Open problem on a 2021 Honda CR-V?

- The Transmission Range Switch Open issue can lead to significant transmission problems and should be addressed promptly to avoid further damage.

5. Can I continue driving my 2021 Honda CR-V with the P0706 code present?

- It is not recommended to drive your vehicle with the P0706 code active, as it can cause further damage to the transmission.

6. How can I diagnose and repair the Transmission Range Switch Open problem on my 2021 Honda CR-V?

- To diagnose the issue, you should have the transmission range switch and related wiring inspected by a qualified mechanic. Repair may involve replacing the faulty switch or repairing the damaged wiring.

7. Is it possible to reset the P0706 code on a 2021 Honda CR-V without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, it is essential to address the root cause of the problem to prevent it from recurring.

8. Can a DIY enthusiast fix the Transmission Range Switch Open problem on a 2021 Honda CR-V?

- Repairing the Transmission Range Switch Open issue may require specialized tools and expertise, so it is recommended to have a professional mechanic handle the repair.

9. How much does it typically cost to repair the P0706 code on a 2021 Honda CR-V?

- The cost of repairing the Transmission Range Switch Open issue can vary depending on the extent of the damage and the labor rates in your area. It is advisable to get a few quotes from different repair shops.

10. Are there any preventive measures to avoid the P0706 code on a 2021 Honda CR-V?

- Regular maintenance and inspections of the transmission system can help prevent issues like the Transmission Range Switch Open fault.

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