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Home >> Jeep >> 2021 >> Compass Altitude, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> (Left Blind Spot Sensor Module (BSM) (LBSS) - Electrical Diagnostics) >> DTC Troubleshooting >> B22A9-02-Ecu Internal Performance-General Signal Failure >> Possible Causes

Possible Causes

Possible Causes
GROUND CIRCUIT EXCESSIVE RESISTANCE
LEFT BLIND SPOT SENSOR (LBSS)

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