2005 Land Rover LR3 4.4l Misfire / Running Rough/ Multiple Attempts Were Made At Fixing It

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Today we have a 2005 Land Rover LR3 4.4l that they said multiple attempts at fixing it did not work. They said it misfires and runs rough. Also I lost the footage for the oxygen sensors but it was a blown fuse, somehow I lost the part of the video but I left what I had to help someone.

Codes:
P0302 - Misfire Cylinder 2
P0307 - Misfire Cylinder 7
P0303 - Misfire Cylinder 3
P0304 - Misfire Cylinder 4
P0306 - Misfire Cylinder 6
P0300 - Random/multiple cylinder misfire
P0313 - Misfire under low fuel condition
P0316 - Misfire detected in first 1000 revs
P0138 - HEGO - Bank A short circuit to battery
P0171 - lambda control - Bank A too lean
P0175 - lambda control - Bank B too lean
P0036 - Heated Oxygen Sensor (H01S) Control Circuit Bank 2 Sensor
P0056 - Heated Oxygen Sensor (H02S) Control Circuit Bank 2 Sensor

Tools Used:
Autel MaxiSYS MS909:
https://www.aeswave.com/Autel-MaxiSYS...

Snap-on Zeus
https://www.snapon.com/EN/US/Diagnost...

Picoscope 4425:
https://www.aeswave.com/PicoScope-442...

Picoscope 5m Leads:
https://www.aeswave.com/Premium-test-...

High Current Probe with Custom Lead
https://www.aeswave.com/High-Current-...


0:00 Intro
0:15: Full System Scan
1:40 Looking At Live Data
3:30 We found an Issue?
4:40 Fuel Trims Are Better!
5:00 Looking at The Coils With A Labscope
7:20 Checking Spark With A Test Light
8:00 Looking at The Injector Waveform
13:38 Looking At Live Data Again
15:00 Fuel Leakage Test
15:35 Relative Compression Test
16:10 New Fuel Injector
17:00 Still Misfiring?
18:20 Firing Order
19:10 Unplugging An Injector
20:30 Unplugging Another Injector
21:20 Checking The Ignition Coil
24:00 Different Hose Incylinder Waveform
26:20 New Coil Installed No More misfires
26:50 Looking At The Injector Waveform
32:20 Looking At Fuel Trims
32:90 Looking At The Oxygen Sensor Codes