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Pinpoint Test

  1. VERIFY THE SCAN TOOL CAN COMMUNICATE WITH THE Powertrain Control Module (PCM)
    1. Connect the scan tool.
    2. Check that a vehicle session can be established using the scan tool.
    • Can a vehicle session be established? 
    1. Yes:  GO to 2  on page 2.
    2. No:  REFER to Diagnostic Routine A .
  2. CHECK THE Instrument Panel Cluster (IPC) CONTINUOUS MEMORY Diagnostic Trouble Codes (DTCs)
    1. Ignition ON.
    2. Using a scan tool, perform the Instrument Panel Cluster (IPC) self-test.
    3. Clear the Diagnostic Trouble Codes (DTCs).
    4. Wait 10 seconds.
    5. Repeat the Instrument Panel Cluster (IPC) self-test.
    • Is Diagnostic Trouble Code (DTC) U0100:00 retrieved again? 
    1. Yes:  GO to 3  on page 2.
    2. No:  The system is operating correctly at this time. The Diagnostic Trouble Code (DTC) may have been set due to high network traffic or an intermittent fault condition.
  3. RETRIEVE THE RECORDED Diagnostic Trouble Codes (DTCs) FROM THE Powertrain Control Module (PCM) Key ON Engine OFF (KOEO) SELF-TEST
    1. Using a scan tool, perform the Powertrain Control Module (PCM) Key ON Engine OFF (KOEO) self-test.
    • Is Diagnostic Trouble Code (DTC) P0562 or P0563 recorded? 
    1. Yes:  REFER to DTC CHART: POWERTRAIN CONTROL MODULE (PCM) .
    2. No:  GO to 4  on page 2.
  4. RETRIEVE THE RECORDED Diagnostic Trouble Codes (DTCs) FROM THE Instrument Panel Cluster (IPC) SELF-TEST
    1. Using a scan tool, perform the Instrument Panel Cluster (IPC) self-test.
    • Are any Diagnostic Trouble Codes (DTCs) recorded? 
    1. Yes:  REFER to DTC CHART: INSTRUMENT PANEL CLUSTER (IPC) .
    2. No:  GO to 5  on page 2.
  5. CHECK FOR Diagnostic Trouble Code (DTC) U0100:00 SET IN OTHER MODULES
  1. Ignition ON.
  2. Using a scan tool, retrieve all continuous memory Diagnostic Trouble Codes (DTCs).
  1. Yes:  INSTALL a new Powertrain Control Module (PCM). REFER to POWERTRAIN CONTROL MODULE (PCM) .
  2. No:  INSTALL a new Instrument Panel Cluster (IPC). REFER to INSTRUMENT PANEL CLUSTER (IPC) .
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