WebJun 13, 2008 · The next day, I was still experiencing the same rough idling problems. I stopped at a stop sign, and as I pulled off, the Check Engine Light started flashing. That evening, my husband took the van and had the codes checked. I had a misfire on cylinder 5 and a knock sensor code. He purchased and installed a new spark plug and installed it … WebJul 13, 2024 · Looking into it, Toyota states four main areas can cause this trouble. Area number one, Camshaft timing gear assembly, or the VVTi timing gear. Area two, the oil control valve or VVTi control ...
Engine Misfire - Meaning, Causes, Symptoms & How To …
WebOct 21, 2016 · If you have a misfire you need to change your coil pack for that specific cylinder. Not the spark plug. As for the loud knocking, you may have piston slap or at worst the engines on its way out . Ten thousand plus miles between oil changes is way too far imo. I went 7 thousand on full synthetic for the first time last month and I was nervous ... WebMar 15, 2013 · Base Engine Misfire Diagnosis.doc. ... A slight COLD knock pistonslapping noise could considerednormal presentafter enginehas reached normal operating temperatures. crankshaftspeed, inspect Worncrankshaft main connectingrod bearings cylinderdamage Wornpiston pistonpin faultyconnecting rod Excessivecarbon build-up … knime linear regression 使い方
2011 Toyota Prius Knocking At Start Up: 3 Complaints
WebFeb 3, 2024 · An engine misfire that increases the tailpipe emission levels more than 1.5 percent over the Federal Test Procedure (FTP) standards. ... This data provides useful ignition system data such as engine misfire, combustion duration, engine knocking, approximate air/fuel ratio, indications of spark plug fouling, and pre-ignition. ... WebApr 14, 2024 · So more scanning and found that cyl 5 is misfire continuously. So I pulled the plug and it looked fine except it was dirty black and fouled looking ... 1. Put a new gapped plug in. Same problem on 5. 2. Swapped coils with another cylinder. Same problem on 5. 3. Swapped injectors with another cylinder. WebNov 1, 2024 · 1) FCA Pentastar Cylinder Head Failure. This is a good problem to knock out first since it’s primarily an issue on early 2011-2013 Pentastar engines. Some early 3.6L V6’s ran into cylinder head failures on the left bank. The underlying cause is overheating of the valve seats on cylinder #2. knime memory settings