LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2021 >> Renegade Limited >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> (Forward Facing Camera Module (FFCM) - Electrical Diagnostics) >> DTC Troubleshooting >> C1407-86: Acknowledge Signal Fail From Brake System Module (BSM) - Signal Invalid >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes
ANTI-LOCK BRAKE SYSTEM (ABS) MODULE DTCS
FORWARD FACING CAMERA MODULE (FFCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .

scientia non olet · About LEMON Manuals