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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 116 (Exterior Lighting System - Led Headlamp) >> System Description >> System >> Headlamp System >> Fail-safe >> Can Communication Control

Can Communication Control

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

When CAN communication with BCM is impossible, IPDM E/R performs fail-safe control. After CAN communication recovers normally, it also returns to normal control.

If No CAN Communication Is Available With BCM 

Control part

Fail-safe operation

Headlamp

  • Turns ON the headlamp low signal when the ignition switch is turned ON
  • Turns OFF the headlamp low signal when the ignition switch is turned OFF
  • Headlamp high relay OFF