B3703 Cadillac Code - Intermittent Wiper Delay Input Circuit High
Quick Answer
The intermittent switch in the windshield wiper washer switch is a voltage divider connected across the Body Control Module (BCM) inputs circuits windshield wiper switch signal circuit and windshield wiper switch low reference circuit. Common causes include Faulty Windshield Wiper Washer Switch, Windshield Wiper Washer Switch harness is open or shorted, Windshield Wiper Washer 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
- B3703 Cadillac indicates Intermittent Wiper Delay Input Circuit High.
- Common causes
- Common causes include Faulty Windshield Wiper Washer Switch, Windshield Wiper Washer Switch harness is open or shorted, Windshield Wiper Washer 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.
Code B3703 Cadillac Description
What are the Possible Causes of the DTC B3703 Cadillac?
- Faulty Windshield Wiper Washer Switch
- Windshield Wiper Washer Switch harness is open or shorted
- Windshield Wiper Washer Switch circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B3703 Cadillac?
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 B3703 Cadillac 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 B3703 Cadillac Code
1. What does the OBDII code B3703 mean on a Cadillac?
The code B3703 indicates an issue with the intermittent wiper delay input circuit, specifically that it has a high voltage reading.
2. What are the common symptoms of the B3703 code?
Symptoms may include non-functional or erratic intermittent wiper operation, wipers stuck in one mode, or a check engine or warning light.
3. What causes the B3703 code on a Cadillac?
Common causes include a faulty wiper switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module (BCM).
4. Can a blown fuse cause the B3703 code?
Yes, a blown fuse in the wiper circuit may disrupt the voltage and trigger this code.
5. How do I diagnose the B3703 code?
Start by inspecting the wiper switch, wiring, and connectors for damage or corrosion. Use a multimeter to check for proper voltage levels and continuity in the circuit.
6. How is the B3703 code typically fixed?
Repairs may include replacing the wiper switch, repairing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the BCM.
7. Can I drive with the B3703 code active?
While it might not affect drivability, it could impair visibility during rain, which can be unsafe. It's best to address the issue promptly.
8. How much does it cost to fix the B3703 code?
Depending on the exact cause, repairs can range from $50 for minor wiring repairs to $500 or more if the BCM needs replacement.
9. Could a faulty BCM cause the B3703 code?
Yes, a malfunctioning body control module can misinterpret the wiper delay circuit signals and trigger this code.
10. Is clearing the code enough to fix the issue?
Clearing the code without addressing the underlying issue will likely result in the code returning. Proper diagnosis and repair are necessary.
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