P0263 Cylinder 1 Contribution/Balance Fault P0266 Cylinder 2 Contribution/Balance Fault P0269 Cylinder 3 Contribution/Balance Fault P0272 Cylinder 4 Contribution/Balance Fault This is in most cases telling you you have a problem with the fuel injectors ,not delivering fuel as they should , But the following can cause these codes.

Customer Concern: The engine starts OK but the longer it runs, the worse it runs. It starts knocking and rattling badly like it's running out of fuel. It keeps setting codes P0263, P0269, P0275, and P0281 for all cylinders on the Right Hand (RH) side. Average Reported Mileage: 150627 Tests/Procedures: 1.

Customer: 2006 ford f 250 with 6.0 has code p0263 cylinder 1 contribution customer states hard start shakes and loss of power performed buzz test #1 failed tested voltage at connector have 48v / 12v / ground on other 2 pins purchased new injector still same results except this one passed the buzz test and does start and run better but still is missing and same code came back after i …

Customer: I have a 2004 Ford F250 6.0L diesel that through out P0263, P0262, P0263, P0269, P0281, P0284, P0299,P0528 and P2291 codes. I ran just fine yesterday and now today it through out these codes.

P1001, P0261, P0263 Mechanic's Assistant: Have you checked the battery, particularly the terminal connections? Are they corroded? Customer: The battery was bone dry. I get a draw on the battery even with the key out. Mechanic's Assistant: What is …

Customer: p0263, running rough. i know what the code is contribution/ balance fault cyl 1 but what does that mean? i had a water in fuel code early with that code but when i cleared them the p0263 is the only one that came back. i have put iso-heat in fuel right before this started.

P0263 Cylinder 1 Balance / Contribution - Manual and Automatic Transmission. Possible CausesSetting Conditions. Base engine problem affecting only Cylinder 1Fuel injection delivery problem affecting only Cylinder 1Valve train assembly for Cylinder 1 has failed

The trouble code P0263 is associated with Cylinder 1 Contribution/Balance Fault. This code indicates that the powertrain control module (PCM) has detected a problem with the engine's cylinder 1, specifically that it's not contributing as much power as the other cylinders.

Hello Scott nice to meet you, Based on the information you have provided, it sounds like your 7.3 Duramax is experiencing a problem with one or more injectors. The diagnostic codes you have provided (P0278, P0275, P0284, P0266, and P0263) all point to injector problems. The rattling noise you are hearing is also consistent with a faulty injector.

Customer: I have several codes p0272,p0263 & p0284. With a knock at high RPM. With a knock at high RPM. Almost like a bad tappit Ford 6.7 Powerstroke Mechanic's Assistant: I'm sorry to hear about the issues you're experiencing with your Ford 6.7 Powerstroke.