Maintenance, Warranty Issues & Troubleshooting

Forum to discuss all things related to daily maintenance of your Fiesta ST and any technical troubleshooting.
O
Strut assembly single-use components?
Replies
2
Views
1,321
O
ogminlo
CrazyBattleGoose
Is battery management module necessary?
2
Replies
39
Views
7,234
Capri to ST
Capri to ST
Clint Beastwood
My super obnoxious squeaking sound came back :| but I got a recording this time.
Replies
9
Views
1,609
Volumetrik
Volumetrik
N
Engine Management Light - "Lean on idle Bank 1"
Replies
8
Views
1,684
N
Northlander74
A
Cranking No Spark No Code
2
Replies
36
Views
10,642
M
Mega ST
I
stock bypass valve issue
Replies
7
Views
2,473
M
Mega ST
unspankable
Rear exhaust tip install Valence melting
Replies
5
Views
1,355
TyphoonFiST
TyphoonFiST
R
Key not detected warning
Replies
11
Views
8,043
LilPartyBox
LilPartyBox
U
Bracket left over after trans drop
Replies
2
Views
860
U
unichi
T
2015 Fiesta ST Warm Start issues (Resolved as of 2/11/24)
Replies
10
Views
1,972
Intuit
Intuit
Behn77
Ford Oil Specifications Updated?
Replies
2
Views
1,853
Behn77
Behn77
M
Two of three key fobs stopped unlocking with new batteries but continue to start ignition; third fob functions normally
Replies
6
Views
1,145
XR650R
XR650R
Tim_021
Persistent high pressure fuel issue
Replies
1
Views
2,402
Tim_021
Tim_021
513fist
HVAC Control Problem
Replies
1
Views
923
J
Jabbit
G
How to disconnect this wiring connector
Replies
7
Views
4,721
MauiRoads
MauiRoads
Fiestastix
Going back to the stock exhaust to pass the mandatory test in Switzerland
Replies
12
Views
1,773
Alkoran
Alkoran
U
Rear Wheel Bearings
2
Replies
20
Views
12,231
H
HmongFiesta
forevercasual
Leaking Fuel Injector Causes?
Replies
6
Views
1,831
forevercasual
forevercasual
M
P0299 boost leak?
Replies
4
Views
1,219
M
MariuszSTB
D
Clutch smell when driving normally, time to replace clutch? Which kit do you recommend and what's needed?
Replies
13
Views
2,707
S
SteveS
L-man
Horn blows continuously when start button is off.
Replies
1
Views
1,673
S
SteveS
Stkid93
Having your lights on affects vacuum reading at idle
Replies
3
Views
710
Dialcaliper
Dialcaliper
D
P0454 code after tune
2
Replies
31
Views
15,318
HAHAFiST
HAHAFiST
M
Top Speed Issue with my 2017 FiST
Replies
5
Views
1,020
Intuit
Intuit
team_aeroaz
Misfire When Idling
Replies
12
Views
1,504
S
SteveS
R
Check adaptive headlights, see manual - warning.
Replies
10
Views
5,092
R
rourkey555
Saponetta
Po236 p0237, car stalling hesitating
Replies
3
Views
845
TyphoonFiST
TyphoonFiST
maestromaestro
Stall/stumble/stutter
Replies
15
Views
2,770
TyphoonFiST
TyphoonFiST
Ganjie
Squeeking noise from climate control. Can't direct air to different vents
Replies
1
Views
923
Capri to ST
Capri to ST
N
Stalling After Fuel Up
Replies
14
Views
3,895
NOVA_Ranger
NOVA_Ranger
R
Vacuum diagram
Replies
13
Views
13,437
Intuit
Intuit
Yelbom15
My First Oil Change/Engine Chatter
Replies
15
Views
1,681
akiraproject24
akiraproject24
B
Fiesta ST MK8 cranks but immediately dies.
Replies
1
Views
653
Intuit
Intuit
A
P00CF - Turbocharger/Supercharger Boost Sensor 'A' Correlation
Replies
0
Views
1,718
A
AnarchyVZz
M
Glove box damper/stopper is not fixed properly.
Replies
0
Views
934
M
mtarek1192
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