B0790:01 Code - Transfer Case Neutral Indicator Circuit
Quick Answer
The B0790:01 diagnostic trouble code (DTC) refers to an issue with the transfer case neutral indicator circuit in a vehicle. Common causes include Faulty neutral indicator switch, Wiring issues or shorts in the indicator circuit, Corrosion or damage to electrical connectors. 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
- B0790:01 indicates Transfer Case Neutral Indicator Circuit.
- Common causes
- Common causes include Faulty neutral indicator switch, Wiring issues or shorts in the indicator circuit, Corrosion or damage to electrical connectors.
- 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 B0790:01 Description
The B0790:01 diagnostic trouble code (DTC) refers to an issue with the transfer case neutral indicator circuit in a vehicle. The transfer case is a crucial component in four-wheel drive and all-wheel drive vehicles, responsible for distributing power to the front and rear axles. The neutral indicator circuit is designed to inform the driver when the transfer case is in neutral, allowing for safe shifting between drive modes.
Common Causes of B0790:01
- Faulty neutral indicator switch
- Wiring issues or shorts in the indicator circuit
- Corrosion or damage to electrical connectors
- Faulty transfer case control module
- Issues with the transfer case actuator or motor
Symptoms of B0790:01
- Transfer case indicator light not functioning correctly
- Difficulty shifting between drive modes
- Incorrect display of transfer case mode on the dashboard
- Unusual noises or vibrations from the transfer case
- Drivability issues, such as loss of power or control
How to Fix B0790:01
- Begin by conducting a thorough diagnostic scan to confirm the B0790:01 code and pinpoint the exact cause of the issue.
- Inspect the neutral indicator switch and wiring for any signs of damage or corrosion. Replace any faulty components.
- Check the transfer case control module and associated wiring for proper function. Repair or replace as necessary.
- Test the transfer case actuator or motor to ensure they are operating correctly. Replace if faulty.
- Clear the DTC from the vehicle's computer and test the transfer case to verify that the issue has been resolved.
Cost to Fix B0790:01
The typical repair costs for addressing the B0790:01 code can vary depending on the specific cause of the issue and the vehicle's make and model. In general, parts for this repair may range from $50 to $200, while labor costs can add an additional $100 to $300. Overall, the total repair cost could fall between $150 and $500. However, it's important to note that these are rough estimates, and actual costs may vary based on factors such as location, shop rates, and the extent of the repair needed. It's recommended to consult with a qualified mechanic or repair shop for a more accurate cost estimate.
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