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B1970 RAM Code - Power Liftgate Close Direction Ratchet Primary Switch Performance

Quick Answer

The B1970 diagnostic trouble code (DTC) specifically refers to an issue with the Power Liftgate Close Direction Ratchet Primary Switch Performance in a vehicle. Common causes include Faulty primary switch in the power liftgate system, Wiring issues or electrical connections related to the primary switch, Malfunctioning liftgate control module. 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
B1970 RAM indicates Power Liftgate Close Direction Ratchet Primary Switch Performance.
Common causes
Common causes include Faulty primary switch in the power liftgate system, Wiring issues or electrical connections related to the primary switch, Malfunctioning liftgate control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B1970 RAM Description

The B1970 diagnostic trouble code (DTC) specifically refers to an issue with the Power Liftgate Close Direction Ratchet Primary Switch Performance in a vehicle. This code indicates that there is a malfunction or performance issue with the primary switch responsible for controlling the power liftgate's closing direction ratchet. The power liftgate system is designed to automatically open and close the liftgate with the push of a button, providing convenience and ease of access to the vehicle's cargo area. The primary switch plays a crucial role in ensuring that the liftgate operates smoothly and safely.

OBDII Code B1970 RAM - Power Liftgate Close Direction Ratchet Primary Switch Performance
B1970 RAM Code - Power Liftgate Close Direction Ratchet Primary Switch Performance

Common Causes of B1970 RAM

  1. Faulty primary switch in the power liftgate system.
  2. Wiring issues or electrical connections related to the primary switch.
  3. Malfunctioning liftgate control module.
  4. Mechanical issues with the power liftgate mechanism.
  5. Software glitches or programming errors in the power liftgate system.

Symptoms of B1970 RAM

  1. Power liftgate fails to open or close when commanded.
  2. Unusual noises or vibrations when operating the power liftgate.
  3. Inconsistent operation of the power liftgate.
  4. Power liftgate gets stuck in a partially open or closed position.
  5. Dashboard warning light related to the power liftgate system illuminates.

How to Fix B1970 RAM

  1. Begin by conducting a comprehensive diagnostic scan to retrieve the specific fault codes and pinpoint the exact cause of the issue.
  2. Inspect the primary switch in the power liftgate system for any signs of damage or malfunction. Replace the switch if necessary.
  3. Check the wiring and electrical connections related to the primary switch for any loose connections or damage. Repair or replace as needed.
  4. Test the liftgate control module for proper functionality and replace it if found to be faulty.
  5. Perform a thorough system test to ensure that the power liftgate operates correctly after the repairs have been completed.

Cost to Fix B1970 RAM

The typical repair costs for addressing the B1970 DTC related to the Power Liftgate Close Direction Ratchet Primary Switch Performance can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the repair costs for this type of issue can range from $200 to $500, including parts and labor. It's important to note that the actual costs may differ based on factors such as the vehicle make and model, the location of the repair shop, and the hourly labor rates charged. Diagnostic time and labor rates at auto repair shops typically range between $80 and $150 per hour, with rates potentially higher at dealerships or in metropolitan areas. For a more accurate estimate, it is advisable to consult with local auto repair shops.

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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 B1970 RAM Code

1. What does OBDII code B1970 mean on a RAM vehicle?

Code B1970 indicates a performance issue with the Power Liftgate Close Direction Ratchet Primary Switch, which is part of the liftgate system.

2. What are the common symptoms of the B1970 code?

Symptoms include the power liftgate not closing properly, stopping mid-operation, or failing to operate completely.

3. What causes the B1970 code to appear?

Common causes include a faulty liftgate ratchet switch, damaged wiring or connectors, or a malfunction in the power liftgate control module.

4. Can I still manually operate the liftgate if code B1970 is present?

Yes, in most cases, you can manually open and close the liftgate, but the power functionality may not work.

5. How is the B1970 code diagnosed?

A technician will inspect the liftgate switch, wiring, and connectors for damage or corrosion and may use a scan tool to test the control module and switch performance.

6. Is the B1970 code a serious issue?

While it doesn’t typically affect drivability, it can be inconvenient and may prevent the liftgate from functioning properly, especially in vehicles that rely on powered operation.

7. How can the B1970 code be fixed?

Repairs may include replacing the faulty ratchet switch, repairing damaged wiring, or reprogramming or replacing the liftgate control module.

8. Can I fix the B1970 code myself?

If you have experience with electrical diagnostics and repairs, you may be able to inspect and repair the wiring or replace the switch. However, more complex issues may require professional assistance.

9. How much does it cost to repair the B1970 code?

Repair costs can vary, but replacing the switch typically costs $150 to $300, including parts and labor, depending on the vehicle and location.

10. Will resetting the code fix the B1970 issue?

Simply clearing the code without addressing the underlying problem will not fix the issue, and the code is likely to return.

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