Pinpoint Test BQ: The Lane Keeping Aid Or Lane Keeping Alert Provides Early Feedback On One Side Of The Lane And Late Feedback On The Other Side Of The Lane
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- Normal Operation and Fault Conditions
REFER to: Lane Keeping System - System Operation and Component Description .
Possible Sources
- Dirty or cracked windshield
- Interior rear view mirror
- IPMA
- BQ1 CHECK WINDSHIELD FOR DIRT AND CRACK
- Inspect the windshield in front of the camera for dirt and crack.
Is an observable concern present?
Yes CLEAN the dirty area. If windshield is found cracked, INSTALL new as necessary. REFER to: Fixed Glass . No GO to BQ2 - BQ2 CHECK FOR FORWARD WINDSHIELD CAMERA FITMENT
- Inspect forward windshield camera for proper installation.
Is an observable concern present?
Yes REINSTALL forward windshield camera properly. No GO to BQ3 - BQ3 CHECK IPMA (IMAGE PROCESSING MODULE A) CAMERA ALIGNMENT
- Perform the IPMA camera alignment.
Is an observable concern present?
Yes DIAGNOSE camera alignment Diagnostic Codes (DTCs). REFER to the IPMA DTC Chart. REFER to: Lane Keeping System - System Operation and Component Description . No The system is operating correctly at this time.