Recent content by rca076

A follow up to this tread. The problem is bad head gasket. Coolant is getting into cylinder 5. The 4Runner is not overheating, no white smoke coming out of the tailpipe or coolant in the engine oil. So, that's why I'm getting the P0300 code (Random Misfire detected). Most likely, I'll be...

Quick question, recently my '01 4runner has been throwing the P0300 code (random/multiple cylinder misfire detected). I already replaced the spark plugs (NGK) and wires (NGK as well). When I start the 'runner, the engine shakes a bit (I already had this problem before some time ago, P0300 code...

P0300 code. My '01 4Runner is throwing this code. I replaced the spark plugs back in August (before replacing them, I didn't have this problem). Two weeks after I replaced them, I got this code (it's been on and off). So I replaced the spark plug wires two weeks ago and just yesterday I got...

Just replying I can post Sent from my iPhone using Tapatalk

I replaced the TB for a used one. When I started the engine after installing the used one, the 'runner had high idling but, this morning I disconnected the battery for a couple of hours and that fixed the problem.

Update... I just took it for a drive (I cleared the code before driving out). The 'Runner works fine, no codes, just the high RPMs (up to 1000 in P and N only). How can I adjust the cable? Actually, the cable feels loose... Sent from my iPhone using Tapatalk

I just replaced the throttle body with a used one on my '01 4runner. It started right up but the RPMS are a bit high and is throwing a code P0121. What could be the problem??

Did anybody end up fixing this problem?? Because my 'Runner is throwing the same code, P1121 Sent from my iPhone using Tapatalk