LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2020 >> Explorer ST >> Repair and Diagnosis >> External Pages >> Different car >> Section 306 (MULTIFUNCTION Electronic Modules) >> Diagnosis And Testing >> Body Control Module (BCM) >> Pinpoint Tests >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Pinpoint Tests: Notes

WARNING: This page is about a different car, the 2019 Ford Police Interceptor Utility and 2019 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

U0100:87 

Refer to Module Communications Network for schematic and connector information.

Normal Operation and Fault Conditions 

REFER to: Communications Network - System Operation and Component Description .

BCM DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
U0100:87 Lost Communication With ECM/PCM "A": Missing Message A continuous memory DTC that sets in the BCM if powertrain data messages from the PCM over the HS-CAN1 are missing.

Possible Sources