AutoCodes – Dodge – B18BB Dodge

B18BB Dodge Code - Window Control Circuit Low

Quick Answer

The Totally Integrated Power Module (TIPM) monitors the Master Window Switch. Common causes include Faulty Master Window Switch, Master Window Switch harness is open or shorted, Master Window 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: B18BB Dodge indicates Window Control Circuit Low.
Common causes: Common causes include Faulty Master Window Switch, Master Window Switch harness is open or shorted, Master Window 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 1,219

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 Jul 26, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B18BB Dodge Description

The Totally Integrated Power Module (TIPM) monitors the Master Window Switch. The TIPM sets the OBDII code when it senses a draw of between 65 and 100 amps for 80 ms.

OBDII Code B18BB Dodge - Window Control Circuit Low - AutoCodes.com — B18BB Dodge Code - Window Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC B18BB Dodge?

Faulty Master Window Switch
Master Window Switch harness is open or shorted
Master Window Switch circuit poor electrical connection
Faulty Totally Integrated Power Module (TIPM)

How to Fix the DTC B18BB 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 B18BB 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 B18BB Dodge Code

1. What are the common symptoms of OBDII code B18BB Dodge, Window Control Circuit Low?

- Common symptoms include malfunctioning power windows, windows getting stuck in one position, or windows operating intermittently.

2. What are the possible causes of the Window Control Circuit Low code B18BB in a Dodge vehicle?

- Potential causes include faulty window control switch, damaged wiring or connectors in the window control circuit, or a malfunctioning power window motor.

3. How can I diagnose the Window Control Circuit Low issue in my Dodge vehicle?

- You can start by checking the window control switch for proper functionality, inspecting the wiring and connectors for any damage or corrosion, and testing the power window motor for proper operation.

4. Can a blown fuse be a possible cause of OBDII code B18BB Dodge, Window Control Circuit Low?

- Yes, a blown fuse in the power window circuit can also trigger the Window Control Circuit Low code in a Dodge vehicle.

5. What are some repair tips for fixing the Window Control Circuit Low issue in a Dodge vehicle?

- Some repair tips include checking and replacing any blown fuses, repairing or replacing damaged wiring or connectors, and testing and replacing the faulty window control switch or power window motor.

6. Is it safe to continue driving with the OBDII code B18BB Dodge, Window Control Circuit Low?

- It is generally not recommended to drive with the Window Control Circuit Low issue as it can lead to further damage to the power window system and compromise the safety and security of the vehicle.

7. Can resetting the OBDII system clear the Window Control Circuit Low code in a Dodge vehicle?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the Window Control Circuit Low persists, the code is likely to reappear.

8. How much does it typically cost to repair the Window Control Circuit Low issue in a Dodge vehicle?

- The cost of repairs can vary depending on the exact cause of the issue and the specific components that need to be repaired or replaced. It is recommended to consult a professional mechanic for an accurate estimate.

9. Are there any preventive measures to avoid the Window Control Circuit Low code in a Dodge vehicle?

- Regularly inspecting the power window system, addressing any issues promptly, and avoiding overloading the power windows can help prevent the occurrence of the Window Control Circuit Low code.