Engine-CodesJeep – C1405 Jeep

C1405 Jeep Code - Transfer Case Range Position Sensor Circuit High

Quick Answer

The C1405 Jeep diagnostic trouble code (DTC) refers to a Transfer Case Range Position Sensor Circuit High issue. Common causes include Faulty transfer case range position sensor, Corrosion or damage to the sensor wiring or connector, Electrical issues such as a short circuit or open circuit in the sensor circuit. 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
C1405 Jeep indicates Transfer Case Range Position Sensor Circuit High.
Common causes
Common causes include Faulty transfer case range position sensor, Corrosion or damage to the sensor wiring or connector, Electrical issues such as a short circuit or open circuit in the sensor circuit.
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.
Table of contents Created and updated by William Orellana on Sep 06, 2024
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Code C1405 Jeep Description

The C1405 Jeep diagnostic trouble code (DTC) refers to a Transfer Case Range Position Sensor Circuit High issue. This means that the transfer case range position sensor, which is responsible for detecting the position of the transfer case in the vehicle, is reporting a higher voltage signal than what is considered normal. The transfer case is an essential component in four-wheel drive and all-wheel drive vehicles, as it allows for the shifting between different drive modes to optimize performance based on road conditions.

OBDII Code C1405 Jeep - Transfer Case Range Position Sensor Circuit High
C1405 Jeep Code - Transfer Case Range Position Sensor Circuit High

Common Causes of C1405 Jeep

  1. Faulty transfer case range position sensor.
  2. Corrosion or damage to the sensor wiring or connector.
  3. Electrical issues such as a short circuit or open circuit in the sensor circuit.
  4. Issues with the transfer case itself, such as internal damage or misalignment.
  5. Software or calibration issues with the vehicle's onboard computer system.

Symptoms of C1405 Jeep

  1. The vehicle may experience difficulty shifting between different drive modes.
  2. The vehicle's four-wheel drive system may not engage or disengage properly.
  3. The vehicle may exhibit erratic behavior or hesitation when accelerating.
  4. The check engine light may illuminate on the dashboard.
  5. The vehicle may go into limp mode, limiting performance to prevent further damage.

How to Fix C1405 Jeep

  1. Begin by performing a visual inspection of the transfer case range position sensor, wiring, and connector for any signs of damage or corrosion.
  2. Use a multimeter to test the sensor's output voltage to determine if it is within the specified range.
  3. If the sensor is faulty, replace it with a new sensor following the manufacturer's guidelines.
  4. Clear the DTC using a diagnostic scan tool and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnosis may be required to pinpoint the root cause, such as testing the transfer case itself or checking for any underlying electrical issues.

Cost to Fix C1405 Jeep

The cost to repair a Transfer Case Range Position Sensor Circuit High issue can vary depending on the specific vehicle make and model, as well as the extent of the problem. Typically, the cost of a new transfer case range position sensor ranges from $50 to $150, while labor costs can range from $100 to $300. Overall, the total repair cost can be estimated to be around $150 to $450. It's important to note that these are rough estimates, and actual costs may vary based on individual circumstances and the rates charged by auto repair shops in your area.

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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 C1405 Jeep Code

1. What does the OBDII code C1405 mean on a Jeep?

C1405 indicates a problem with the Transfer Case Range Position Sensor Circuit, specifically a high voltage signal detected by the system.

2. What are the common symptoms of code C1405 in a Jeep?

Symptoms may include the 4WD system not engaging properly, warning lights on the dashboard (like the 4WD or Check Engine light), or difficulty shifting the transfer case.

3. What causes code C1405 on a Jeep?

Common causes include a faulty transfer case range position sensor, damaged or corroded wiring, a poor electrical connection, or a malfunctioning transfer case control module.

4. Can I drive my Jeep with code C1405 active?

While the Jeep may still be drivable, the 4WD system may not function correctly, which could limit off-road or adverse weather performance. It's best to address the issue promptly.

5. How do I diagnose code C1405 on a Jeep?

Start by inspecting the wiring and connectors for damage or corrosion. Use a multimeter to test the transfer case range position sensor and verify the voltage signal. If needed, use a scan tool to monitor sensor data.

6. How do I fix the C1405 code on a Jeep?

Repairs could involve replacing the transfer case range position sensor, repairing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the transfer case control module.

7. How much does it cost to fix code C1405 on a Jeep?

Repair costs vary depending on the issue. Replacing the transfer case range position sensor may cost $100-$300, while wiring repairs or module replacements could increase the cost.

8. Can a bad transfer case motor cause code C1405?

While the transfer case motor itself is not the primary cause of this code, a malfunctioning motor could indirectly affect the sensor's operation. It’s worth testing as part of the diagnosis.

9. Do I need a professional to fix code C1405 on my Jeep?

If you’re experienced with electrical diagnostics and have the necessary tools, you might handle the repair yourself. Otherwise, consulting a professional mechanic is recommended.

10. Will clearing the C1405 code fix the issue?

Clearing the code without addressing the underlying problem will only provide a temporary solution, as the code is likely to return until the root cause is repaired.

Discuss the causes and fixes for C1405 Jeep OBDII Code

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