AutoCodes – Jeep – B238E Jeep

B238E Jeep Code - Hi Beam Switch Circuit Low

Quick Answer

The Cluster monitors the Hi Beam Switch Circuit. Common causes include Faulty Multifunction Switch, Multifunction Switch harness is open or shorted, Multifunction 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: B238E Jeep indicates Hi Beam Switch Circuit Low.
Common causes: Common causes include Faulty Multifunction Switch, Multifunction Switch harness is open or shorted, Multifunction 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 579

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 04, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B238E Jeep Description

The Cluster monitors the Hi Beam Switch Circuit. The Diagnostic Trouble Code (DTC) is set when the Cluster detects the High Beam Switch Input circuit voltage is less than the expected value.

OBDII Code B238E Jeep - Hi Beam Switch Circuit Low - AutoCodes.com — B238E Jeep Code - Hi Beam Switch Circuit Low

What does this mean?

What are the Possible Causes of the DTC B238E Jeep?

Faulty Multifunction Switch
Multifunction Switch harness is open or shorted
Multifunction Switch circuit poor electrical connection
Faulty Cluster

How to Fix the DTC B238E Jeep?

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 B238E Jeep 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 B238E Jeep Code

1. What are the common symptoms of OBDII code B238E in a Jeep related to the Hi Beam Switch Circuit Low?

- Common symptoms include malfunctioning high beam headlights, flickering high beams, or the high beams not working at all.

2. What are the possible causes of OBDII code B238E in a Jeep indicating a Hi Beam Switch Circuit Low?

- The code may be triggered by a faulty hi beam switch, damaged wiring or connectors in the hi beam circuit, or a defective high beam relay.

3. How can I diagnose the OBDII code B238E in a Jeep related to the Hi Beam Switch Circuit Low?

- Diagnose the code by checking the hi beam switch functionality, inspecting the wiring for any damage, and testing the high beam relay for proper operation.

4. Can a DIY enthusiast repair OBDII code B238E in a Jeep for the Hi Beam Switch Circuit Low?

- DIY repairs may be possible depending on the cause. Replacing a faulty hi beam switch or repairing damaged wiring can be done by someone with moderate automotive repair skills.

5. Is it safe to drive a Jeep with an active OBDII code B238E for the Hi Beam Switch Circuit Low?

- It is generally safe to drive with this code, but it is recommended to get the issue diagnosed and repaired promptly to ensure the proper functioning of the high beam headlights.

6. How much does it typically cost to repair OBDII code B238E in a Jeep indicating a Hi Beam Switch Circuit Low?

- Repair costs can vary depending on the root cause of the issue. Simple repairs like replacing a faulty switch may cost less, while more complex wiring repairs can be more expensive.

7. Can a failing battery or alternator cause OBDII code B238E to be triggered in a Jeep for the Hi Beam Switch Circuit Low?

- While a failing battery or alternator can cause electrical issues in a vehicle, they are unlikely to directly trigger this specific OBDII code related to the hi beam switch circuit.

8. Will resetting the OBDII system clear the B238E code in a Jeep linked to the Hi Beam Switch Circuit Low?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the Hi Beam Switch Circuit Low problem is not addressed, the code is likely to reappear.

9. Are there any recalls or technical service bulletins related to OBDII code B238E in Jeeps for the Hi Beam Switch Circuit Low?

- It's recommended to check with your Jeep dealership or refer to online resources for any recalls or technical service bulletins related to this specific OBDII code and issue.

10. How important is it to address OBDII code B238E in a Jeep concerning the Hi Beam Switch Circuit Low promptly?

- It's important to address the issue promptly to ensure the proper functioning of the high beam headlights, especially for nighttime driving or in low visibility conditions.