B1613 – OBD-II DTC

OBD-II DTC B1613 – Wiper Rear Mode Select Switch Circuit Short To Battery

DTC B1613 meaning

DTC B1613 refers to a diagnostic trouble code indicating a short circuit in the rear wiper mode select switch circuit to battery. This code is specific to the vehicle’s body control module (BCM) and is triggered when the BCM detects an abnormal voltage level in the circuit associated with the rear wiper’s mode selection.

DTC B1613 symptoms

Common symptoms associated with DTC B1613 may include:

• Rear wiper not functioning
• Inconsistent operation of the rear wiper
• Dashboard warning lights illuminated
• Other electrical issues in the rear of the vehicle

DTC B1613 causes

The causes of DTC B1613 can include:

• Short circuit in the rear wiper mode select switch circuit
• Faulty rear wiper mode select switch
• Damaged wiring or connectors in the circuit
• Issues with the body control module (BCM)

DTC B1613 seriousness

DTC B1613 is considered a moderate issue. While it may not prevent the vehicle from operating, it can lead to further electrical problems if not addressed. The rear wiper’s malfunction can also affect visibility in adverse weather conditions, making it important to resolve the issue promptly.

How to diagnose DTC B1613

To diagnose DTC B1613, follow these steps:

1. Use an OBD-II scanner to confirm the presence of DTC B1613.
2. Inspect the rear wiper mode select switch for physical damage.
3. Check the wiring and connectors for signs of wear, corrosion, or shorts.
4. Test the voltage at the rear wiper mode select switch with a multimeter.
5. Examine the body control module for any fault codes or issues.

How to fix DTC B1613 step-by-step instructions

To fix DTC B1613, follow these steps:

1. Disconnect the vehicle’s battery to ensure safety.
2. Inspect and repair any damaged wiring or connectors in the rear wiper circuit.
3. Replace the rear wiper mode select switch if it is found to be faulty.
4. Reconnect the battery and clear the DTC using an OBD-II scanner.
5. Test the rear wiper operation to ensure proper functionality.

How to erase DTC B1613

To erase DTC B1613, follow these steps:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Access the trouble codes menu on the scanner.
3. Select the option to clear or erase trouble codes.
4. Confirm the action and wait for the scanner to complete the process.
5. Disconnect the scanner and perform a test drive to ensure the code does not return.

Recommended tools for OBD-II diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.