Questions & Answers for: catalyst system below threshold bank 1

Question about 1999 Cougar

I have a 1999 cougar

...catalyst system efficiency below threshold bank #1 code po430=catalyst system efficiency below threshold bank #2 from autozone online ...

Question about 2000 Outback

2 Answers

Check engine light on. P0325, P0420 2000 Subaru

...CATALYST SYSTEM EFFICIENCY BELOW THRESHOLD BANK I * CODE PO325 KNOCK SENSOR NO.1 CIRCUIT MALFUNCTION BANK NO.1 OR SINGLE SENSOR P0325 Knock Sensor Circuit Malfunction P0420 Catalyst System Efficiency ...

Question about 2001 Golf

2 Answers

I have a 2001 VW golf that I just bought. It

...the code is p0420 it means catalyst system efficiency below threshold (cylinder bank no.1) how can i fix the the catalyst system efficiency below threshold cylinder bank no.1 on a 2001 volkswagen ...

Question about 1999 Century

2 Answers

Check engine light on, code reads p0420

...Catalyst System Efficiency Below Threshold (Bank 1). This will surely needs attention to resolve the problem. Hope this helps and thank you for using FixYa! Have a good one! P0420- Catalyst System ...

Question about 1996 Taurus

1 Answer

1996 taurus p420 code

...p420 and p430 The P0420 means Catalyst System Efficiency Below Threshold (Bank 1), and the P0430 means Catalyst System Efficiency Below Threshold (Bank 2).__________________ECU unlock immobilizer ...

Question about 1996 Taurus

1 Answer

What does a po430 code mean on a mercury cougar

...Catalyst System Efficiency Below Threshold (Bank 1) PO421: Warm-Up Catalyst Efficiency Below Threshold (Bank 1) PO430: Catalyst System Efficiency Below Threshold (Bank 2) PO431: Warm-Up Catalyst ...

Question about 1996 Taurus

2 Answers

Where should I find this sensor P0342?

Question about 1996 Taurus

1 Answer

I've had a trouble code( P0420) code come up,

...catalyst system efficiency below threshold (bank one)what's that mean? Catalyst System Efficiency Below Threshold (Bank 1). OK, now tell me that again in plain English please.... let's break it ...

Question about 2006 Eclipse

1 Answer

Code p431 and p421

...catalyst system efficiency below threshold, bank 1 P431=Warm up catalyst system efficiency below threshold, bank 2 Sounds like you may have clogged or damaged catalyst converters or bad 02 sensors. ...

Question about 2006 Eclipse

1 Answer

I have an Audi A3 2.0 FSI SE 2003 (First of 'new' shape). I have had 4 fault codes come up as follows: 1) P0011 - Bank 1 Camshaft A Intake Not Reached 2) P0420 - Catalyst System Bank 1 Efficeincy

...Catalyst System Bank 1 Efficeincy Below Threshold 3) P0430 - Catalyst System Bank 2 Efficeincy Below Threshold 4) P1035 - Sensor for NOX G295 Signal Implausible (Sporadic) Are these faults linked to ...