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Pedestrian Impact Detection Module X1 (B3T) Connector End View

Fig 1: Pedestrian Impact Detection Module X1 (B3T) Connector End View
GM1974972Courtesy of GENERAL MOTORS CORP.
Pedestrian Impact Detection Module X1 (B3T)

Pin Wire Circuit Function
1-14 - - Not Used
15 0.35 WH 7492 Hood Actuator Hood High Reference
16 0.35 PU 7491 Hood Actuator Hood Low Reference
17 0.35 OG 7489 Actuator Hood Low Reference
18 0.35 PK 7490 Hood Actuator Hood High Reference
19-34 - - Not Used
35 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus+
36 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus+
37 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
38 0.5 TN 2501 High Speed GMLAN Serial Data Bus-
39-56 - - Not Used
Connector Part Information 
  • Harness Type: Instrument Panel
  • OEM Connector: 1452636-3
  • Service Connector: 19178152
  • Description: 56-Way F (BK)
Terminal Part Information 
  • Terminated Lead: 13505344
  • Release Tool: J-38125-12A
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: 1411560-2/25
  • Core/Insulation Crimp: E/C