The PDF guides you to run "Active Test 0x31 - SCV Cycling." You hear clicking. No click? The PDF instructs you to check voltage on pins 42 (ground) and 88 (power) of the EMS plug.

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If you answered "no" to the first three, focus on the hardware first. The is useless without the correct interface. But once you have both, you have dealer-level power in your own garage.

A critical feature is the DTC (Diagnostic Trouble Code) list. For example: