☰
AutoCodes.com | All About OBDII Engine Codes
Find a Shop |  Ask Auto Expert
Ask a Question

P1421 BMW - 328I (1997) wHAT DOES THIS MEAN

0 like 0 dislike
805 views
by

My 1997 BMW 328i engine light trouble code P1421. What does this mean

Vehicle: 1997 BMW 328I V-6 Engine

1 Answer

0 like 0 dislike
by (13.5k points)
P1421 Secondary air injection

This is the secondary air injection system , check the operation of the secondary air pump, this code condition is usually a failed air pump ,

Related questions

0 like 0 dislike
1 answer 3.1k views
I have the engine code P1250 on my 2000 BMW 328i 2.8L, what does it mean?
asked Jul 6, 2018 by
0 like 0 dislike
1 answer 890 views
1999 BMW 328i 2.8L, what does the code p1478 mean?
asked Mar 6, 2017 by
0 like 0 dislike
1 answer 1.9k views
How can I find the sensor for the pressure in my intake manifold on my 2007 BMW 328i?
asked Mar 15, 2017 by MikAideNina (101 points)
0 like 0 dislike
1 answer 1.7k views
2009 BMW 328i 6 Cyl with engine code P1449 and P1447
asked Oct 26, 2018 by

33.7k questions

32.5k answers

1.3k comments

23.0k users

Need A Repair Shop?
Find local automotive repair shops in your area.
⚠ Check if your car have Safety Recalls

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
Powered by Question2Answer
...