Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
The cost to diagnose the C1021 SUZUKI code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The Anti-Lock Brake System (ABS) control module monitors the voltage at the positive (+) terminal of each sensor while the ignition switch is ON. When the voltage is not within the specified range, an applicable Diagnostic Trouble Code (DTC) will be set. Also, when the ABS control module detects a sensor which outputs an abnormal signal while comparing signals from wheel speed sensors, an applicable DTC will be set.
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