P0354 Diagnostic Trouble Code Discussion for July 2010
Ignition Coil 4 Control Circuit Malfunction
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| Help Request | Posted | |
| 2005 Toyota Tacoma 2.7L No Start, Stall VIN: 5TEPX42N25 P0354: Ignition Coil 4 Primary/Secondary Circuit Malfunction. this truck came in multiple codes p0351-p0354 all cyl issue truck runs great no misfire but keeps resetting same codes intermitently starts and dies and sometimes doesn't start for 8-16 hrs according to the customer. now unable to duplicate the stalling or the... |
July 05, 2010 | |
| 2005 Ford F-150 FX4 5.4L Cuts out VIN: 1FTPW14515 P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. Truck runs good untilit gets hot. Thenhas a slight intermitent misfire on cylinders 5, 6, # 8. Mainly #5. Swapped #5  coils. no change Swapped # 5 & #1 injectors . no change. Checked Coil driver circuit from pcm to coils and found no short circuits ... |
July 23, 2010 | |
| 2005 Ford F-150 FX4 5.4L Cuts out VIN: 1FTPW14515 P0354: Ignition COP 4 Primary/Secondary Circuit Malfunction. Truck runs good untilit gets hot. Thenhas a slight intermitent misfire on cylinders 5, 6, # 8. Mainly #5. Swapped #5  coils. no change Swapped # 5 & #1 injectors . no change. Checked Coil driver circuit from pcm to coils and found no short circuits ... |
July 24, 2010 |
