AutoCodesChrysler – B253A Chrysler

B253A Chrysler Code - Convertible Top Header Latch Limit Switch Performance

Quick Answer

The Convertible Top is fairly typical of convertible tops. Common causes include Faulty Header Latch Limit Switch, Header Latch Limit Switch harness is open or shorted, Header Latch Limit 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
B253A Chrysler indicates Convertible Top Header Latch Limit Switch Performance.
Common causes
Common causes include Faulty Header Latch Limit Switch, Header Latch Limit Switch harness is open or shorted, Header Latch Limit 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 5,946
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 22, 2019
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Code B253A Chrysler Description

The Convertible Top is fairly typical of convertible tops. There are three types of failures possible: Electrical failure (switches, wiring, motor, etc.), Hydraulic failure (fluid level low, leaks, pump internal, etc.), and Mechanical failure (binding roof, bent links, obstructions, etc.). Each type of failure mode will be rationalized by the power Top Control Module (PTCM) and labeled with a Diagnostic Trouble Code (DTC). The DTCs set by the PTCM can also be considered to have three types of failure modes:
1. Performance - These are time out DTCs, meaning the system timed out waiting for the next switch in sequence to change state. When the PTCM does not get the state change in the expected amount of time, it assumes something may be wrong and stops any further top operation in that direction. Typically the pump will run for 10 second before it times out.
2. Circuit Low - These DTCs set for a circuit that stays active at all times, meaning the signal circuit to the specified switch is continuously grounded. This could relate to a short to ground on the signal circuit, a sticking switch, or even a mechanical issue not allowing the switch to become inactive.
3. Correlation - These DTCs specifically relate two switches in a subcomponent (deck lid, tonneau drive, header latch, etc.) of the convertible top system. Both of the specified switches will be active in one position of the subcomponent (extended, retracted, open, closed, etc.). The switch that will not change state while attempting to operate the convertible top system, is the most likely area for attention.
OBDII Code B253A Chrysler - Convertible Top Header Latch Limit Switch Performance - AutoCodes.com
B253A Chrysler Code - Convertible Top Header Latch Limit Switch Performance

What are the Possible Causes of the DTC B253A Chrysler?

  • Faulty Header Latch Limit Switch
  • Header Latch Limit Switch harness is open or shorted
  • Header Latch Limit Switch circuit poor electrical connection
  • Faulty Latch Motor
  • Faulty Power Top Control Module (PTCM)

How to Fix the DTC B253A Chrysler?

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 B253A Chrysler 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 B253A Chrysler Code

1. What does the OBDII code B253A mean on a Chrysler?

The B253A code indicates a performance issue with the Convertible Top Header Latch Limit Switch, which monitors the latch position of the convertible roof.

2. What are the common symptoms of the B253A code?

Symptoms may include the convertible top not opening or closing properly, a warning light or message on the dash, or the top becoming stuck in a specific position.

3. What causes the B253A code to appear?

Common causes include a faulty header latch limit switch, wiring issues such as damaged or corroded connectors, or a malfunctioning convertible top control module.

4. Can I still drive my Chrysler with the B253A code?

Yes, you can still drive the vehicle; however, the convertible top may not function properly until the issue is resolved.

5. How is the B253A code diagnosed?

A technician will use a diagnostic scanner to verify the code, inspect the header latch limit switch, check for wiring or connector issues, and test the convertible top system for proper operation.

6. How do you fix the B253A code?

Repairs may include replacing the faulty header latch limit switch, repairing damaged wiring or connectors, or reprogramming or replacing the convertible top control module.

7. How much does it cost to repair the B253A code?

The cost depends on the specific issue, but replacing the header latch limit switch can range from $100 to $300, while wiring repairs or module replacements may cost more.

8. Can I reset the B253A code myself?

You can clear the code using an OBDII scanner, but if the underlying issue isn’t fixed, the code will likely return.

9. What tools are needed to troubleshoot the B253A code?

A diagnostic scanner, a multimeter to test electrical connections, and basic tools for accessing the header latch limit switch are typically required.

10. Is the B253A code specific to Chrysler vehicles?

Yes, while similar codes may exist for other manufacturers, the B253A code is specific to Chrysler vehicles with convertible tops.

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