☰
Find a Shop
|
Search Codes
Search Codes
Ask Your Car Question
Find a Shop
Cars Articles
Cars Technical Articles
Cars Recalls
Cars Common Problems
Cars Safety Rating
Cars MPG
Cars News
2024 Cars MPG
Cars Test Game
For Shop Owners
Login
Remember
Register
Questions
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Recent questions tagged P0491
0
like
0
dislike
1
answer
478
views
Vehicle is 03 Passat v6 manual with 6 codes: P0101, P0102, P171, P0174, P0491 P0492.
asked
Oct 18, 2018
by
Gina
p0171
p0174
p0491
p0492
p102
0
like
0
dislike
0
answers
117
views
Is the deaer fixing my car or just clearing the check engine light?
asked
Sep 24, 2018
by
Edna Shaffer
(
101
points)
p0491
shaddy
dealer
1
like
0
dislike
1
answer
557
views
2008 Chrysler Sebring with engine codes P2432 and P0491, how do I fix them?
asked
Jun 13, 2018
by
anonymous
chrysler
sebring
p2432
p0491
0
like
0
dislike
1
answer
1.2k
views
P0491 FORD -
asked
Apr 10, 2018
by
anonymous
p0491
code
0
like
0
dislike
1
answer
329
views
where can I find the fuse and relay for the secondary air system?
asked
Feb 15, 2018
by
RickyPX5
code
p0491
0
like
0
dislike
0
answers
562
views
P0491 VOLKSWAGEN -
asked
Jan 15, 2018
by
anonymous
p0491
code
0
like
0
dislike
1
answer
392
views
P0491 BMW -
asked
Dec 31, 2017
by
anonymous
p0491
p0492
secondary-air
0
like
0
dislike
1
answer
522
views
I have a 2001 BMW 740IL with the engine codes P1441, P0141, and P0491
asked
Dec 18, 2017
by
anonymous
bmw
740il
p1441
p0141
p0491
0
like
0
dislike
1
answer
603
views
VEIP Emissions Test=FAIL. P0491/P0492/P0130 were 3 codes that failed, but I don't know what WU mean
asked
Dec 17, 2017
by
Europin
p0340
p0491
p0492
0
like
0
dislike
1
answer
658
views
P0491 - what sensors detect the insufficient air flow
asked
Oct 22, 2017
by
Jim
ford
secondary-air
p0491
0
like
0
dislike
1
answer
607
views
P0491 CODE 2014 VW JETTA SPORTSWAGEN
asked
Jul 24, 2017
by
Anne Gniazdowski
jetta
fix
p0491
0
like
0
dislike
1
answer
658
views
P0491 and P0492, replace secondary air pump?
asked
Jul 9, 2017
by
Jay
p0492
p0491
x5
0
1
like
0
dislike
2
answers
440
views
I have a 2004 Dodge Stratus SXT 4 Cyl 2.4L with engine code P0491 coming up
asked
Jun 27, 2017
by
Deborah Perkins
p0420
p0491
dodge
stratus
0
like
0
dislike
0
answers
238
views
P0492. Bmw 745l. 2005
asked
Jun 24, 2017
by
Hoang
p0492
p112b
p0491
p0128
p0420
0
like
0
dislike
1
answer
636
views
I have a 2002 BMW 325i with a trouble code P0491. I need help
asked
Jun 12, 2017
by
anonymous
bmw
325i
p0491
0
like
0
dislike
0
answers
450
views
P0491 & P0492 2002 BMW C 325CI
asked
Jun 3, 2017
by
G-OZ
p0492
p0491
0
like
0
dislike
0
answers
143
views
2001 Nissan Sentra 1.8L, I am showing p0320 and p0491 codes
asked
Mar 18, 2017
by
anonymous
p0320
p0491
nissan
sentra
To see more, click for the
full list of questions
or
popular tags
.
36.2k
questions
32.2k
answers
1.3k
comments
22.8k
users
Need A Repair Shop?
Find local automotive repair shops in your area.
AutoCodes.com Shops
Does your car have
Safety Recalls?
→ Check here
Related Information
-
Car TSB
-
Car Recalls
-
Car Common Problems
-
Car Safety Rating
-
Car Technical Articles
-
OBDII FAQ
-
OBDII Components
-
2024 Cars MPG
All OBDII Codes
-
Top 25 Codes
-
Latest Codes
-
All OBDII Codes
-
Powertrain (P) Codes
-
Network (U) Codes
-
Body (B) Codes
-
Chassis (C) Codes
AutoCodes.com
Engine-Codes.com
Infinitihelp.com
Nissanhelp.com
About AutoCodes.com
Privacy Policy
Terms and Conditions
© 2010-22 AutoCodes.com
...