The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [vacuum-leak]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
1
vote
0answers
55 views

Fuel tank pressure - leaking gases and gasoline

Hi! A pleasure coming to this site, hope I knew about it before! I own a VW Golf 4 R32 (euro), which from time to time, starts leaking gases and fuel from the fuel tank's cap. The amount of fuel ...
1
vote
0answers
24 views

What is a valid range for Intake Manifold Pressure while driving on +60mph?

So today I was monitoring my car data and logging everything, when I was driving on the highway going +60mph and on ~2500RPM, my intake manifold pressure read +10Psi. I read it's usually near 5Psi. On ...
0
votes
2answers
22 views

P171 Bank 1 running too lean - 2006 Mercury Milan

So I'm having this issue with my car and it only happened after I left it for around 2 months without driving. There is check engine code P171 saying System running too lean. I connected OBD2 reader ...
0
votes
0answers
7 views

2000 Toyota Echo with manual transmission has air intake box rattle

On startup and when I run the air when the engine shakes a little we hear a rattling sound. If I hold onto the air (where the air filter is located) I don't get the rattling sound. I removed and ...
1
vote
0answers
42 views

Could a vacuum leak cause a drop in manifold absolute pressure?

I've been doing some reading and speaking to a mechanic trying to diagnose a hesitation and rough idling issue. I think I've ruled out a vacuum leak by spraying flammable gas around the seals and not ...
0
votes
0answers
18 views

Possible leaky vacuum hoses?

I have a 2011 Nissan Murano with an intermittent MAF sensor OBD code indicating poor performance. After trying to clean the MAF sensor and eventually replacing the MAF sensor, I am still continuing ...
1
vote
0answers
61 views

Car starts for 47 sec and then slowly stalls and dies every time

I own a Nissan 300zx Z31 1985, a car which has been having the same recurring problem almost a dozen times now. I am usually able to fix this issue, however the fix is never successful permanently. ...
2
votes
1answer
2k views

Use compressed air to find vacuum leak?

I need to hunt for a possible vacuum leak in my 1999 Toyota 4runner. I've seen all the usual recommendations for this (propane, cigar, smoke machine, carb cleaner, soapy water.) Of those, soapy water ...