Diagnostic Aids
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The following conditions are possible causes of the malfunction:
- A short between the steering wheel module stage 1 or stage 2, high and low circuits.
- An open or a high resistance in the steering wheel module stage 1 or stage 2, high or low circuits.
- A short-to-ground, or a short-to-voltage in the steering wheel module stage 1 or stage 2, high circuits or low circuits.
- A malfunctioning steering wheel module coil connector
- A malfunctioning SDM connector
- A malfunctioning steering wheel module
- A malfunctioning steering wheel module coil
- A malfunctioning SDM
Thoroughly inspect the wiring and the connectors. An incomplete inspection of the wiring and the connectors may result in a misdiagnosis, causing a part replacement with the reappearance of the malfunction. If an intermittent malfunction exists, refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.