P3038 Diagnostic Trouble Code Discussion for October 2022
Cylinder 3 misfire
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| Help Request | Posted | |
| 2013 Mercedes-Benz GL550 4Matic 4.7L Misfire VIN: 4JGDF7DE6D P3038: Cylinder 3 misfire. Vehicle came in for rough idle, cyl #3 showed misfire (no misfires on ANY other cyl). Swapped coil w #1, misfire went to cyl #1. (once the coil pack was on cyl #1 I could see the spark arcing to the head) Replaced coil pack and boot on cyl #3, vehicle back... |
October 11, 2022 |
