AutoCodesToyota – C1299 2018 Toyota RAV4

C1299 2018 Toyota RAV4 Code - Cancellation of 4WD Control

Quick Answer

If wheel slip continues, differential control will be disabled when the torque-distribution ratio of the differential clutch exceeds the set value and a malfunction in the output of the wheel speed sensors, etc. Common causes include Tire size or tire pressure of the front or rear tires different, Faulty Suspension and ball joint, Faulty Drive shaft. 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
C1299 2018 Toyota RAV4 indicates Cancellation of 4WD Control.
Common causes
Common causes include Tire size or tire pressure of the front or rear tires different, Faulty Suspension and ball joint, Faulty Drive shaft.
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 352
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 22, 2023
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Code C1299 2018 Toyota RAV4 Description

If wheel slip continues, differential control will be disabled when the torque-distribution ratio of the differential clutch exceeds the set value and a malfunction in the output of the wheel speed sensors, etc. occurs. If a difference in diameter between the front and rear wheels is determined, differential control will be disabled. This Diagnostic Trouble Code (DTC) is output if the heat generated by the transmission coupling assembly exceeds a certain amount or if the estimated oil temperature of the transfer exceeds a certain amount while driving.
OBDII Code C1299 2018 Toyota RAV4 - Cancellation of 4WD Control - AutoCodes.com
C1299 2018 Toyota RAV4 Code - Cancellation of 4WD Control

What are the Possible Causes of the DTC C1299 2018 Toyota RAV4?

  • Tire size or tire pressure of the front or rear tires different
  • Faulty Suspension and ball joint
  • Faulty Drive shaft
  • Faulty Propeller shaft
  • Faulty Electromagnetic Coupling
  • Faulty 4WD Control ECU

How to Fix the DTC C1299 2018 Toyota RAV4?

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 C1299 2018 Toyota RAV4 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 C1299 2018 Toyota RAV4 code?

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Need Help with the Code?

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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 C1299 2018 Toyota RAV4 Code

1. What does the OBDII code C1299 mean on a 2018 Toyota RAV4?

C1299 indicates "Cancellation of 4WD Control," meaning the vehicle's 4WD system has been disabled due to a detected issue.

2. What are the common symptoms of code C1299 in a 2018 Toyota RAV4?

Symptoms include the 4WD system being inoperative, a warning light on the dashboard, and possible reduced traction in slippery conditions.

3. What causes the C1299 code on a 2018 Toyota RAV4?

Common causes include a malfunctioning 4WD control module, faulty wiring, issues with the rear differential, or overheating of the 4WD system.

4. Can driving with code C1299 damage my 2018 Toyota RAV4?

While the vehicle can still operate in 2WD, driving with C1299 may lead to reduced traction and potential wear on related components if the issue isn’t addressed.

5. How do I fix the C1299 code on my 2018 Toyota RAV4?

Start by inspecting the 4WD control module, checking for damaged wiring, and ensuring the rear differential is functioning correctly. Repairs may involve replacing faulty components.

6. Can low differential fluid cause the C1299 code on a 2018 Toyota RAV4?

Yes, low or degraded differential fluid can lead to overheating or malfunctioning components, triggering the C1299 code.

7. Do I need special tools to diagnose the C1299 code on a 2018 Toyota RAV4?

Yes, an advanced OBDII scanner capable of reading manufacturer-specific codes and 4WD system data is recommended for accurate diagnosis.

8. Can extreme driving conditions cause the C1299 code in a 2018 Toyota RAV4?

Yes, excessive off-road driving or heavy towing can overheat the 4WD system and trigger the C1299 code.

9. How much does it cost to repair the C1299 code on a 2018 Toyota RAV4?

Repair costs vary depending on the issue, ranging from $100 for a simple wiring fix to $1,500 or more for a rear differential replacement.

10. Can I reset the C1299 code on my 2018 Toyota RAV4 without fixing the issue?

You can clear the code with an OBDII scanner, but the issue will likely return unless the underlying problem is resolved.

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