Ford Explorer: Collision Warning and Collision Avoidance System / Diagnosis and Testing - Collision Warning and Collision Avoidance System

Ford Explorer 2020-2025 Service Manual / Electrical / Electronic Feature Group / Collision Warning and Collision Avoidance System / Diagnosis and Testing - Collision Warning and Collision Avoidance System

Symptom Chart

Symptom Chart: Forward Collision Warning

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Symptom Chart

Condition	Possible Sources	Actions
The forward collision warning system is inoperative	IPC	REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
PRE-COLLISION ASSIST NOT AVAILABLE SENSOR BLOCKED SEE MANUAL message in the IPC message center	IPMA	REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
FRONT CAMERA LOW VISIBILITY CLEAN SCREEN or FRONT CAMERA MALFUNCTION SERVICE REQUIRED message in IPC message center	IPMA	VERIFY the forward-looking camera is not obstructed or weather conditions are not limiting the function of the camera. If the camera is operating correctly, DIAGNOSE concerns with the IPMA. REFER to: Lane Keeping System (419-07 Lane Keeping System, Diagnosis and Testing).
Too many forward collision warning events occur	A MyKey® restricted key is in use	VERIFY a MyKey® restricted key is in use. With an admin key, VERIFY forward collision warning system normal operation.

Description and Operation - Collision Warning and Collision Avoidance System - System Operation and Component Description

System Operation ACC With Pre-Collision Assist Item Description 1 ACM 2 RCM 3 CCM 4 IPC 5 BCM 6 GWM 7 ABS mod..

Side and Rear Vision

Other information:

Ford Explorer 2020-2025 Service Manual: General Procedures - Crankshaft Main Bearing Journal Clearance

Check NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: Crankshaft main bearing journals must be within specifications before checking journal clearance. Remove the crankshaft main bearing cap and crankshaft main bearing...

Ford Explorer 2020-2025 Service Manual: Description and Operation - Front Drive Axle and Differential - Vehicles Built From: 10-August-2020

The 6.5-inch ring gear rear differential axle has 3.31, 3.58 and 3.73 gear ratio versions. Front Drive Axle and Differential The front drive axle consists of: A cast-aluminum center section, a removable cast-aluminum differential housing cover Integral-type housing hypoid gear design (center of the pinion set below the centerline of the ring gear)...