20 Most Recent 2002 Nissan Sentra Questions & Answers

Check for vaccume leaks and also you PCV valve. check the hose too. Visually inspect every vaccume hose you can find. Sounds like a leak .

CHAIN

the nissan sentra has a timing chain which should last the entire life of the car and should not require changing

The fuses and relays cover all the windows, so the likely culprit is the door switch module. https://www.google.com/search?q=2002+nissan+sentra+window+switch

Nissan Sentra (B15; 2000-2006) fuses and relays

https://fuse-box.info > nissan > nissan-sentra-b15-2000-... Here you will find fuse box diagrams of Nissan Sentra 2000, 2001, 2002, 2003, 2004, 2005 and 2006, get information about the location of the fuse panels ... ..

Im not familiar with the Sentra radio, but on two car radios that I have, there is a display button that switches between frequency and clock when the radio is on. If you push this button with the radio off the light goes out. Hope this helps. Chris.

Your trunknlock has a defect. Open the trunk. There must be a plastic cover. Remove it and you will find the small controller that clicks when you push the unlock button.

Do a compression test on # 2 cylinder . Not a MAF sensor , would affect just 1 cylinder . Engine mechanical problem ,maybe . Take it to a qualified repair shop , rather then guessing .

The best solution you'll get from books at www.reliable-store.com These are books containing info on repair, service, troubleshooting, parts info, assembling dissemble, removal, error/fault codes, wiring diagrams and everything on any vehicles cars, atv, trucks. forklifts, boats, excavators etc

get the exhaust system inspected / checked . You may have a hole in it and exhaust fumes are coming into the cabin somehow. Carbon monoxide poisoning may be a problem that may lead to fatal consequences.

One suggestion. Have you checked the fuses ?

I would check the AC or blower fuse to start with. If you have the drivers manual it will show you where the fuse box is. Typically there are at least two boxes to check. One in the Engine compartment and one in the passenger cabin.

Look inside the lid of the fuse box to see which fuse may apply to the AC circuits or the blower and check to see if they are blow. the metal link between the two posts that plug in. If the link is missing you need to replace the fuse with one of the same rating. Make sure you know where you took the fuse out from and put it back in the same slot if its good. Check all the main fuses if possible to see if any have blown and replace if they have.

You cannot buy parts. A new sensor is about $28.00- $35.00.Ebay, amazon look online for all offerings.

How to Find and Fix Vacuum Leaks Ultimate Guide check this out, it might help you. I had same issue on a car once like the one your describing and this fixed it.

The fuel pumps on these cars seem to fail gradually. The car will stall / hard start for quite a while. Sometimes problem is worse when fuel tank level is low. I replaced fuel pump and no problems.

The coils are fired from the OBD box. If you changed the cams, make sure the pickup timing marks on the new cams are the same as on your old cams. The OBD reads the position of the cams from a sensor, which picks up the cam position from the cams themselves. If there is no signal, or a faulty signal from the cam sensor, the OBD will not fire.