AutoCodes – Dodge – B1972 Dodge

B1972 Dodge Code - Power Liftgate Latch Release Ratchet Primary Switch Performance

Quick Answer

The Primary Ratchet (Ajar) Switch must remain closed when the liftgate is fully open or between fully open and closed positions. Common causes include Binding Power Liftgate, Faulty Liftgate Ajar Switch Sense, Liftgate Ajar Switch Sense 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
B1972 Dodge indicates Power Liftgate Latch Release Ratchet Primary Switch Performance.
Common causes
Common causes include Binding Power Liftgate, Faulty Liftgate Ajar Switch Sense, Liftgate Ajar Switch Sense 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 645
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 31, 2019
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Code B1972 Dodge Description

The Primary Ratchet (Ajar) Switch must remain closed when the liftgate is fully open or between fully open and closed positions. The switch will open when the liftgate is fully closed and latched. This switch indicates when the latch is in the primary position. It is open when in primary and closed when out of the primary.
OBDII Code B1972 Dodge - Power Liftgate Latch Release Ratchet Primary Switch Performance - AutoCodes.com
B1972 Dodge Code - Power Liftgate Latch Release Ratchet Primary Switch Performance

What are the Possible Causes of the DTC B1972 Dodge?

  • Binding Power Liftgate
  • Faulty Liftgate Ajar Switch Sense
  • Liftgate Ajar Switch Sense harness is open or shorted
  • Liftgate Ajar Switch Sense circuit poor electrical connection
  • Faulty Power Liftgate Latch
  • Faulty Power Liftgate Module

How to Fix the DTC B1972 Dodge?

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 B1972 Dodge 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.

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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 B1972 Dodge Code

1. What are the common symptoms of OBDII code B1972 in a Dodge related to the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- Common symptoms include the power liftgate failing to open or close properly, intermittent issues with the latch release, and potential warning lights on the dashboard.

2. What could cause OBDII code B1972 to trigger in a Dodge, indicating an issue with the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- The code may be triggered by a faulty power liftgate latch release ratchet primary switch, wiring issues, a malfunctioning liftgate control module, or a problem with the liftgate motor.

3. How can I diagnose the cause of OBDII code B1972 in my Dodge related to the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- A diagnostic scan tool can help pinpoint the specific component causing the issue. Additionally, visually inspecting the liftgate components and checking the wiring for any damage can provide valuable insights.

4. Are there any simple repair tips for addressing OBDII code B1972 in a Dodge regarding the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- Start by checking and cleaning the connections of the power liftgate components. If the issue persists, consider replacing the faulty latch release ratchet primary switch or seeking professional assistance for a comprehensive diagnosis.

5. Is it safe to continue driving my Dodge with OBDII code B1972 indicating a problem with the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- While the vehicle may still be operable, it is recommended to address the issue promptly to prevent further damage to the power liftgate system. Ignoring the problem could lead to inconvenience and potential safety concerns.

6. Can resetting the OBDII system clear code B1972 in a Dodge related to the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- Resetting the OBDII system may temporarily clear the code, but it is crucial to investigate and resolve the underlying issue causing the fault code to prevent it from recurring.

7. How much does it typically cost to repair OBDII code B1972 in a Dodge associated with the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- The cost of repair can vary depending on the specific cause of the issue. Simple fixes like cleaning connections may be relatively inexpensive, while replacing components or addressing wiring issues could be more costly.

8. Are there any recalls or technical service bulletins related to OBDII code B1972 in Dodge vehicles with concerns about the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- It is advisable to check with your local Dodge dealership or visit the manufacturer's website to inquire about any relevant recalls or technical service bulletins related to this specific OBDII code and associated components.

9. Can a DIY enthusiast with basic automotive knowledge fix OBDII code B1972 in a Dodge related to the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- Depending on the specific issue causing the code, some DIY enthusiasts may be able to address simple problems like cleaning connections or replacing components. However, more complex diagnostics and repairs may require professional expertise.

10. How often does OBDII code B1972 occur in Dodge vehicles related to the Power Liftgate Latch Release Ratchet Primary Switch Performance?

- The frequency of this code may vary among Dodge vehicles with power liftgate systems. If you encounter this code, it is essential to address it promptly to maintain the functionality of the power liftgate.

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