2012 Subaru Forester X, Automatic TransFACTORY OEM SERVICE PROCEDURE

Keyless Entry Control Module

  • Model without tire pressure monitoring system
    Fig 1: Keyless Entry Control Module Terminals - Model Without Tire Pressure Monitoring System
    G07666510Courtesy of SUBARU OF AMERICA, INC.
    KEYLESS ENTRY CONTROL MODULE TERMINALS REFERENCE CHART

    Terminal No. Item Measuring condition Standard
    3 (U-ART com.) - Cannot be measured -
    4 (+B) ←→ chassis ground Voltage Always 10 - 14 V
    7 (GND) ←→ chassis ground Resistance Always Less than 1 Ξ©
  • Model with tire pressure monitoring system
    Fig 2: Keyless Entry Control Module Terminals - Model With Tire Pressure Monitoring System
    G07666511Courtesy of SUBARU OF AMERICA, INC.
KEYLESS ENTRY CONTROL MODULE TERMINALS REFERENCE CHART

Terminal No. Item Measuring condition Standard
2 ←→ Chassis ground Voltage Tire pressure warning light: Not illuminated β†’ Illuminated 0 V 10 . 14 V
3 ←→ Chassis ground Waveform Speedometer Pulse generation
4 (IG)←→ Chassis ground Resistance IG OFF ON 0 V 10 . 14 V
5 (GND) ←→ Chassis ground Resistance Always Less than 1 Ξ©
6 (B+) ←→ Chassis ground Voltage Always 10 - 14 V
11 (U-ART com.) - Cannot be measured -
12 (SSM communication) - Cannot be measured -
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.