Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2014GRAND CHEROKEE LAREDO, AWDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTWARNING SYSTEMS(LEFT BLIND SPOT SENSOR MODULE (BSM) (LBSS) - ELECTRICAL DIAGNOSTICS)DTC TROUBLESHOOTINGB22A9-04-ECU INTERNAL PERFORMANCE-SYSTEM INTERNAL FAILURESDIAGNOSTIC TEST
2014 Jeep Grand Cherokee Laredo, AWD
Diagnostic Test
2014 Jeep Grand Cherokee Laredo, AWDSECTION Diagnostic Test
REPLACE THE BLIND SPOT SENSOR MODULE IF THE DTC IS ACTIVE
- With the scan tool, read the active DTCs.
Does the scan tool display this DTC as active?
Yes
- Replace the Blind Spot Sensor Module in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
- Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.