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Home >> Oldsmobile >> 1998 >> Intrigue Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 3.8L >> Diagnostic Trouble Codes >> DTC P1610 - Standard Body Module Serial Data Circuit >> Diagnostic Procedures

Diagnostic Procedures

  1. Perform POWERTRAIN ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK , then go to next step.
  2. Check if scan tool can display data from Body Control Module (BCM). If BCM data is displayed, go to next step. If BCM data cannot be displayed, go to step 4).
  3. Turn ignition off. Disconnect BCM and PCM harness connectors. Check serial data circuit for open between BCM and PCM. Repair as necessary. After repairs, go to step 6). If circuit is okay, see DIAGNOSTIC AIDS.
  4. Check serial data circuit for poor connection at BCM. Repair as necessary. After repairs, go to step 6). If circuit is okay, go to next step.
  5. Check serial data circuit for poor connection at PCM. Repair as necessary. After repairs, go to next step. If connection is okay, diagnose BCM.
  6. Using scan tool, clear DTCs. Start and warm engine to normal operating temperature. Operate vehicle within conditions for setting this DTC. If scan tool indicates that this diagnostic ran and passed, system is okay. If scan tool does not indicate that this diagnostic ran and passed, repeat step 2).
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