Close
Cat. conv. & o2 unsupported-programming error
2004 Volvo C70

Cat. Conv. & O2 Unsupported-Programming Error

(2004 Volvo C70)
I have a Volkswagen car which has the Cat. Conv. & O2 Unsupported-Programming Error where my all 6 Monitors are unsupported. I failed the OBD test . It says OBD Communication Fail.
Tags: volvo, c70
1 answer & 0 comments
Popular Answer
on June 06, 2019
Hello, it's difficult to know how to answer your question, as you have listed your vehicle as a Volvo C70 and you're saying it's a Volkswagen.

What kind of car? What are the concerns? Is it that the diagnostic monitors have not set?
Sign in to reply
General Diagnosis
$88 - $111 Learn More
on June 06, 2019
Hello, it's difficult to know how to answer your question, as you have listed your vehicle as a Volvo C70 and you're saying it's a Volkswagen.

What kind of car? What are the concerns? Is it that the diagnostic monitors have not set?
Sign in to reply

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
Sounds like it's coming from the back tires. just put new tires on. oil change and visual inspection by mechanic...
I replaced the battery in my volvo c70 6 months age & if the car is not started for 2 days the battery is...