B0790 2018 Chevrolet Silverado Code - Transfer Case Neutral Indicator Circuit
Quick Answer
The Neutral indicator circuit consists of a Light Emitting Diode (LED) feed circuit, an LED, and an LED control circuit. Common causes include Faulty Transfer Case Select Switch, Transfer Case Select Switch harness is open or shorted, Transfer Case Select Switch circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- B0790 2018 Chevrolet Silverado indicates Transfer Case Neutral Indicator Circuit.
- Common causes
- Common causes include Faulty Transfer Case Select Switch, Transfer Case Select Switch harness is open or shorted, Transfer Case Select Switch circuit poor electrical connection.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
Code B0790 2018 Chevrolet Silverado Description
The TCCM tests the Neutral indicator circuit for unexpected voltage by monitoring the B+ supplied by the BCM on the Ignition 1 voltage circuit by grounding the Neutral indicator control circuit for 2 seconds during the Bulb Test at key ON.
What are the Possible Causes of the DTC B0790 2018 Chevrolet Silverado?
- Faulty Transfer Case Select Switch
- Transfer Case Select Switch harness is open or shorted
- Transfer Case Select Switch circuit poor electrical connection
- Faulty Transfer Case Shift Control Module (TCCM)
How to Fix the DTC B0790 2018 Chevrolet Silverado?
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 B0790 2018 Chevrolet Silverado 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.
Need more information about the B0790 2018 Chevrolet Silverado code?
Need more information on how to fix the B0790 2018 Chevrolet Silverado code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B0790 2018 Chevrolet Silverado code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about B0790 2018 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code B0790 in a 2018 Chevrolet Silverado related to the Transfer Case Neutral Indicator Circuit?
- The common symptoms include the transfer case neutral indicator not functioning correctly, the indicator light staying on or off when it shouldn't, or erratic indicator behavior.
2. What are the possible causes of OBDII code B0790 in a 2018 Chevrolet Silverado?
- The possible causes include a faulty transfer case neutral switch, wiring issues in the indicator circuit, or a malfunction in the instrument cluster.
3. How can I diagnose the Transfer Case Neutral Indicator Circuit issue causing OBDII code B0790 in my 2018 Chevrolet Silverado?
- You can start by checking the wiring and connections related to the transfer case neutral switch and indicator circuit. Using a multimeter to test for continuity and proper voltage can help pinpoint the issue.
4. Can I continue driving my 2018 Chevrolet Silverado with OBDII code B0790 related to the Transfer Case Neutral Indicator Circuit?
- It is not recommended to drive the vehicle with this issue, as it can lead to confusion about the actual status of the transfer case, potentially causing unsafe driving conditions.
5. How can I repair OBDII code B0790 in my 2018 Chevrolet Silverado associated with the Transfer Case Neutral Indicator Circuit?
- Repair options may include replacing the transfer case neutral switch, repairing any damaged wiring, or addressing any faults in the instrument cluster. Consulting a professional mechanic is advised for an accurate diagnosis and repair.
6. Are there any DIY tips for troubleshooting OBDII code B0790 in a 2018 Chevrolet Silverado related to the Transfer Case Neutral Indicator Circuit?
- You can start by checking the fuse related to the transfer case neutral indicator circuit, inspecting the wiring harness for damage, and ensuring all connections are secure before considering more complex repairs.
7. Will resetting the OBDII code B0790 in my 2018 Chevrolet Silverado clear the issue with the Transfer Case Neutral Indicator Circuit?
- Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the code. It's crucial to diagnose and address the root cause of the issue for a permanent solution.
8. How much does it typically cost to repair OBDII code B0790 in a 2018 Chevrolet Silverado related to the Transfer Case Neutral Indicator Circuit?
- The cost of repair can vary depending on the specific issue causing the code, parts needed for replacement, labor rates, and mechanic's fees. Getting multiple quotes from different repair shops is recommended.
9. Can extreme weather conditions affect the Transfer Case Neutral Indicator Circuit and trigger OBDII code B0790 in a 2018 Chevrolet Silverado?
- Yes, extreme temperatures or moisture exposure can impact the transfer case neutral switch, wiring, or connections, leading to malfunctions in the indicator circuit and triggering the OBDII code.
10. Is it possible to prevent OBDII code B0790 in a 2018 Chevrolet Silverado related to the Transfer Case Neutral Indicator Circuit from recurring?
- Regular maintenance checks, keeping the transfer case components clean and well-maintained, and addressing any issues promptly can help prevent the reoccurrence of the code in the future.
Discuss the causes and fixes for B0790 2018 Chevrolet Silverado OBDII Code
Code B0790 2018 Chevrolet Silverado comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
