ended up being 4 bad fuel injectors on bank #2
what are the odds?
Type: Posts; User: toadster
ended up being 4 bad fuel injectors on bank #2
what are the odds?
we've checked side to side wiring, the LH is on the driver side and RH on the passenger side so those are correct
the guy I bought the engine from gets these direct from Ford Performance, does...
yes, we have 4 engine harnesses to frame
1 from battery to frame, which then ribbon cable to engine mount (passenger side)
1 from driver side block to frame
1 from driver side head to frame
1...
ok more testing...
we tested with all 4 bank#2 injectors disconnected, O2 readings were good, so we started a process of elimination
plugged in injector #5 and started the engine, O2 readings...
what symptoms in the engine would cause a whole bank of cylinders to shutdown in a Coyote? no codes are shown...
VCT Solenoid? Cam Position Sensors? other?
Im not driving it yet - way too erratic to be honest
Btw - here?s my dash
https://i.ibb.co/r6N66Ww/IMG-9504.jpg
I don't want to modify the stock tune yet since we're troubleshooting - this is a common code when the CMCVs are locked open
example of CMCV lockout:...
the only harness we haven't replaced is the harness that connects to the gas pedal, fusepanel, PDB, etc.
other than a wrong cam in the driver head, potentially a VVT solenoid failure or Cam...
tried logging, it worked
here's a new datalog, Ford programming - still not firing right on bank2
https://drive.google.com/file/d/1ni2c2u83tB9M7yAVZhUihtuE0y695svg/view?usp=drive_link
in order to get this datalog, I have to flash the Lund Tune which is modified from stock
I have the new ECU installed, but I haven't flashed with the LUND tune yet - so it's still "as-programmed" by...
we've swapped O2 sensors side to side, and even tried a new one - the problem stays on bank #2
this ECU is stock from Ford - no tune...
ugh, same issue - initially got the driver side up to 250-270F then it shutdown...
ford is shipping me a new PCM - hope that fixes it!
thanks for your inputs, I don't think this is parts failure, all the parts are new (crate motor) but doesn't alleviate the issue, so we are testing/validating the parts
we've checked many of the...
interesting we've been chasing that route as well
I have the the control pack PDU ground direct to battery (as per Ford instructions)
battery is grounded to bare metal on frame
fuse panel is...
Having a bugger of a time with my Coyote Gen 3 crate engine (M-6007-M50C) with the Ford Performance M-6017-M50B Control Pack in my Factory Five Cobra
Lund Tuning and Ford Performance are stumped...