LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2018 >> Compass Trailhawk >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Warning Systems >> (Left Blind Spot Sensor Module (BSM) (LBSS) - Electrical Diagnostics) >> DTC Troubleshooting >> B12A0-15-Left Blind Spot Sensor Led Circuit-Circuit Short To Battery Or Open >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes
LEFT MIRROR DISCONNECTED
LEFT BLIND SPOT INDICATOR DRIVER CIRCUIT SHORT TO VOLTAGE
LEFT BLIND SPOT INDICATOR DRIVER CIRCUIT OPEN
LEFT BLIND SPOT INDICATOR
LEFT BLIND SPOT INDICATOR LAMP RETURN CIRCUIT TO VOLTAGE
LEFT BLIND SPOT INDICATOR LAMP RETURN CIRCUIT OPEN
LEFT BLIND SPOT SENSOR (LBSS)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .