B3723 Saturn Code - Rear Wiper Relay Drive Circuit High
Quick Answer
When operation of the rear wiper is selected, battery voltage from the rear wiper switch is applied to the rear wiper switch signal input circuit of the Body Control Module (BCM)). Common causes include Faulty Rear Wiper Relay, Rear Wiper Relay harness is open or shorted, Rear Wiper Relay 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
- B3723 Saturn indicates Rear Wiper Relay Drive Circuit High.
- Common causes
- Common causes include Faulty Rear Wiper Relay, Rear Wiper Relay harness is open or shorted, Rear Wiper Relay 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.
Code B3723 Saturn Description
What are the Possible Causes of the DTC B3723 Saturn?
- Faulty Rear Wiper Relay
- Rear Wiper Relay harness is open or shorted
- Rear Wiper Relay circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B3723 Saturn?
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 B3723 Saturn 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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Frequently Asked Questions about B3723 Saturn Code
1. What are the common symptoms of OBDII code B3723 on a Saturn related to the Rear Wiper Relay Drive Circuit High?
When this code is present, you may experience issues such as the rear wiper not functioning, the rear wiper operating intermittently, or the rear wiper getting stuck in one position.
2. What are some possible causes of OBDII code B3723 on a Saturn?
Common causes of this code include a faulty rear wiper relay, damaged wiring or connectors in the rear wiper circuit, or a malfunctioning rear wiper motor.
3. How can I diagnose OBDII code B3723 on my Saturn related to the Rear Wiper Relay Drive Circuit High?
Diagnosing this code typically involves checking the rear wiper relay, inspecting the wiring and connectors in the rear wiper circuit, and testing the rear wiper motor for proper function.
4. Is it safe to continue driving my Saturn with OBDII code B3723 triggered?
While it is generally safe to drive with this code active, it is recommended to address the issue promptly to ensure the rear wiper operates correctly, especially in adverse weather conditions.
5. Can I repair OBDII code B3723 on my Saturn at home, or do I need to take it to a mechanic?
Depending on your level of automotive repair knowledge, you may be able to address this code at home by inspecting and replacing the rear wiper relay, checking for damaged wiring, or testing the rear wiper motor. If in doubt, consulting a mechanic is advisable.
6. Are there any DIY tips for resolving OBDII code B3723 on a Saturn?
One DIY tip is to carefully inspect the rear wiper relay for signs of damage or corrosion, as this component is a common culprit for the Rear Wiper Relay Drive Circuit High issue on Saturn vehicles.
7. Can a faulty rear wiper motor cause OBDII code B3723 on a Saturn?
Yes, a malfunctioning rear wiper motor can contribute to triggering this code, as it plays a crucial role in the operation of the rear wiper system.
8. Will resetting the OBDII code B3723 on my Saturn make it go away permanently?
Resetting the code may temporarily clear the warning light, but if the underlying issue such as a faulty relay or wiring problem is not addressed, the code is likely to reappear.
9. How much does it typically cost to repair OBDII code B3723 on a Saturn at a dealership or repair shop?
The cost of repairing this code can vary depending on the exact cause of the issue, but it may involve replacing the rear wiper relay, repairing damaged wiring, or replacing the rear wiper motor. Costs can range from a few hundred to over a thousand dollars.
10. Can extreme weather conditions impact the likelihood of OBDII code B3723 occurring on a Saturn?
Extreme weather conditions, such as excessive moisture or temperature fluctuations, can potentially exacerbate issues with the rear wiper relay drive circuit, leading to the triggering of OBDII code B3723 on a Saturn.
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