2021 FORD E SERIES check engine

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Page 166 of 301

FORD E SERIES 2021  Owners Manual ENGINE OIL DIPSTICK
MINA
MAX
B
ENGINE OIL CHECK
To check the engine oil level consistently
and accurately, do the following:
1. Make sure the parking brake is on. Make
sure the transmission is in park

Page 167 of 301

FORD E SERIES 2021  Owners Manual Only use oils certified for gasoline engines
by the American Petroleum Institute (API).
An oil with this trademark symbol
conforms to the current engine and
emission system protection standards and
fu

Page 168 of 301

FORD E SERIES 2021  Owners Manual From the main menu scroll to:
Action and Description
Message
Press the down arrow
button, then from this menu
scroll to the following
message.
Truck Info
Press the OK button.
Mainten-
ance
Monitor
Pre

Page 169 of 301

FORD E SERIES 2021  Owners Manual WARNING: Do not remove the
coolant reservoir cap when the engine is
on or the cooling system is hot. Wait 10
minutes for the cooling system to cool
down. Cover the coolant reservoir cap
with a thick c

Page 171 of 301

FORD E SERIES 2021  Owners Manual When this occurs, your vehicle still
operates, however:
•
Engine power is limited.
• The air conditioning system turns off.
Continued operation increases the engine
temperature, causing the engine

Page 172 of 301

FORD E SERIES 2021  Owners Manual You may notice a reduction in vehicle
speed caused by reduced engine power in
order to manage the engine coolant
temperature.  Your vehicle may enter this
mode if certain high-temperature and
high-loa

Page 175 of 301

FORD E SERIES 2021  Owners Manual 1. Park your vehicle on a level surface.
2. Look at the brake fluid reservoir to see
where the brake fluid level is relative
to the MIN and the MAX marks on the
reservoir.
Note: If the brake fluid lev

Page 177 of 301

FORD E SERIES 2021  Owners Manual For longer, trouble-free operation, keep the
top of the battery clean and dry. Also,
make certain the battery cables are always
tightly fastened to the battery terminals.
If you see any corrosion on t