
2001 Toyota Tacoma DLX 2.7L Which Cat Bad ?
Normally this is kind of cut and dried that there is a cat problem. I graph and monitor the front and back 02s and see the similarity of the graphs.I cant see the front on this vehicle because it is a california version and thus has an a/f mixture sensor in fr...
FIX posted 1/18/2009
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)8 Replies Received(Hide Replies)8 Replies Received
|
Message Closed w/FIX
|
VIN | 5TEWM72N61 |
Engine | 2.7 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Which Cat Bad ? |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Toyota Tacoma DLX
VIN | 5TEWM72N61 |
Engine | 2.7 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Which Cat Bad ? |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |