Ford C-MAX HYBRID 2018 Owner's Manual page 167

If a problem occurs with the system, a
warning message displays accompanied
by a tone. Occasional system messages
may occur in normal operation. For
Troubleshooting the System
The traction control system may be off.
The transmission is in reverse (R). Your vehicle must be moving forward to detect a
parking space.
The sensors may be covered. For example, with snow, ice or dirt. Covered sensors can
affect the system's functionality
There is not enough room in the parking space for your vehicle to safely park.
There is not enough space for the parking maneuver on the opposite side of the parking
space.
The parking space is farther than 5 ft (1.5 m) or closer than 16 in (40 cm) away.
Your vehicle is going faster than 22 mph (35 km/h).
You may have recently disconnected or replaced the battery. After a battery disconnect,
the vehicle must be driven on a straight road for a short period of time.
The system does not position your vehicle where I want in the space
Your vehicle is rolling in the opposite direction of the transmission. For example, rolling
forward when the transmission is in reverse (R).
An irregular curb along the parking space prevents the system from aligning your vehicle
properly.
Vehicles or objects bordering the space may not be positioned correctly.
Your vehicle was pulled too far past the parking space. The system performs best when
you drive the same distance past the parking space.
The tires may not be installed or maintained correctly. For example, not inflated correctly,
improper size or of a different size.
A repair or alteration has changed detection capabilities.
C-MAX / C-MAX Hybrid (CCG) Canada/United States of America, enUSA, First Printing
Parking Aids
The system does not look for a space
The system does not offer a particular space
recurring or frequent system faults, contact
an authorized dealer to have your vehicle
serviced.
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