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Home >> Buick >> 1999 >> Park Avenue V6-3.8L VIN K >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Functional Check

Functional Check

1. Perform the On-Board Diagnostic System Check. Refer to A Powertrain On Board Diagnostic (OBD) System Check.
2. Start the engine and the engine run for one minute.
3. Use the scan tool in order to scan for the DTCs.
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