AutoCodes – RAM – B2305 RAM

B2305 RAM Code - Wiper Park Switch Input Circuit High

Quick Answer

The Totally Integrated Power Module (TIPM) provides a reference voltage on the wiper park switch sense circuit through a pull-up resistor that is connected to battery voltage. Common causes include Faulty Wiper Park Switch, Wiper Park Switch harness is open or shorted, Wiper Park 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: B2305 RAM indicates Wiper Park Switch Input Circuit High.
Common causes: Common causes include Faulty Wiper Park Switch, Wiper Park Switch harness is open or shorted, Wiper Park 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 940

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 Oct 31, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2305 RAM Description

The Totally Integrated Power Module (TIPM) provides a reference voltage on the wiper park switch sense circuit through a pull-up resistor that is connected to battery voltage. The Wiper Park Switch switches the signal circuit to the ground when the wiper motor is in the park position. The TIPM detects an open condition in the wiper park switch sense circuit.

OBDII Code B2305 RAM - Wiper Park Switch Input Circuit High - AutoCodes.com — B2305 RAM Code - Wiper Park Switch Input Circuit High

What does this mean?

What are the Possible Causes of the DTC B2305 RAM?

Faulty Wiper Park Switch
Wiper Park Switch harness is open or shorted
Wiper Park Switch circuit poor electrical connection
Faulty Front Wiper Motor
Faulty Totally Integrated Power Module (TIPM)

How to Fix the DTC B2305 RAM?

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 B2305 RAM 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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Need Help with the Code?

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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 B2305 RAM Code

1. What are the common symptoms of OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- Common symptoms include the wipers not parking properly, wipers not turning off, or erratic wiper operation.

2. What can cause the OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High to trigger?

- The code can be triggered by a faulty wiper park switch, damaged wiring in the wiper circuit, or a malfunctioning wiper motor.

3. How can I diagnose the cause of OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- Diagnosis typically involves checking the wiper park switch, inspecting the wiring for any damage, and testing the wiper motor for proper function.

4. Can a bad wiper park switch be repaired, or does it need to be replaced?

- In most cases, a faulty wiper park switch will need to be replaced rather than repaired to ensure proper wiper operation.

5. Are there any common DIY repair tips for resolving OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- DIY repair tips include checking and cleaning the wiper park switch contacts, inspecting and repairing any damaged wiring, and ensuring all connections are secure.

6. Can a malfunctioning wiper motor cause OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- Yes, a malfunctioning wiper motor can cause the code to trigger if it is not responding correctly to the signals from the wiper park switch.

7. How urgent is it to address OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- While the vehicle may still be operable with this code, it is important to address it promptly to ensure proper wiper function and visibility during inclement weather.

8. Is it safe to continue driving with OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High active?

- It is generally not recommended to continue driving with this code active, as it can lead to unreliable wiper operation, potentially affecting visibility and safety.

9. Can weather conditions or moisture play a role in triggering OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- Yes, exposure to moisture or extreme weather conditions can sometimes contribute to the malfunction of components in the wiper system, leading to the code being triggered.

10. How much should I expect to pay for professional repairs related to OBDII code B2305 (RAM) - Wiper Park Switch Input Circuit High?

- Repair costs can vary depending on the exact cause of the issue, but you can generally expect to pay anywhere from $100 to $300 for professional repairs related to this code.