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 MANUALSSUZUKI2013SX4 CROSSOVER, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 70 (BODY ELECTRICAL CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESBCM SELF-DIAGNOSIS FUNCTION
2013 Suzuki SX4 Crossover, Automatic CVT Trans
BCM Self-Diagnosis Function
2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION BCM Self-Diagnosis Function
WARNING: This page is about a different car, the 2011 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
- BCM monitors conditions of the system components and its circuit with ignition switch turned to ON position. When an abnormality in the system occurs, the area where that abnormality lies is stored in the memory of EEPROM in BCM.
- DTC can be checked in either one of following ways.
- DTC can be checked by SUZUKI scan tool (2) connected to DLC (1).
- DTC can be read from flashing pattern of Theft deterrent light (3). In addition, when theft deterrent light is flashing for DTC outputting DTC is displayed on combination meter (4) at the same time.
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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.