B2114: Front Washer Circuit Short to Ground
The B2114 code indicates a short to ground in the front windshield washer input circuit. This manufacturer-specific diagnostic trouble code relates to the vehicle's comfort and convenience system, specifically the washer system control module. The module detects abnormally low resistance or direct continuity to ground in the signal circuit of the front washer switch or pump motor, preventing proper system operation. The circuit is monitored via internal voltage sensors; when voltage drops below the expected threshold while a signal should be present, the code is set.
1. Commonly Affected Makes
2. Most Common Causes
- Front washer switch wiring shorted to ground
- Internally damaged or shorted front washer switch
- Washer pump motor with internal insulation failure
- Damaged connector or harness contacting chassis or ground
- Faulty body control module (GEM or BCM) detection circuit
3. Symptoms You Will Notice
- Front windshield washer inoperative
- Washer pump may run continuously or not at all
4. Step-by-Step Diagnosis
Check for technical service bulletins (TSBs) related to the washer system.
Visually inspect the washer switch, pump motor, and wiring harness for damage, corrosion, or chafing.
Using a multimeter, test the signal circuit for continuity to ground; repair any shorts found.
Test the washer switch and pump motor per manufacturer specifications; replace if faulty.
If all else is normal, suspect a faulty body control module and perform module diagnostics.
5. Frequently Asked Questions
Is it safe to drive?▼
Yes, the vehicle is generally safe to drive, but the front windshield washer will not function, which may reduce visibility in poor weather.
How much does it cost to fix?▼
Repair costs typically range from $100 to $300, depending on the cause (e.g., switch replacement vs. wiring repair).