p1004 2012 passat

[4 TUGGIN]

son's car, starts fine, after few mins. start driving says knocking on acceleration and shuddering. let off and runs fine afterwards. scanned it this is the result.
Any suggestions on cause, Injector going bad?


8842 - Torque Difference Cylinder 1
P1004 00 [101] - Limit Value Exceeded
Not Confirmed - Tested Since Memory Clear
Freeze Frame:
Fault Status: 00000001
Fault Priority: 2
Fault Frequency: 1
Mileage: 160464 km
Date: 2023.03.15
Time: 16:56:11

Engine RPM: 2006.50 /min
Normed load value: 58.0 %
Vehicle speed: 28 km/h
Coolant temperature: 52 °C
Intake air temperature: 20 °C
Ambient air pressure: 990 mbar
Voltage terminal 30: 14.340 V
Unlearning counter according OBD: 40
Accelerator pedal travel: 35.75 %
Location of primary combustion: cylinder 1: -16.22 °
Corrected inner torque from combustion chamb press of cyl 1: 12.3 Nm
Cylinder 1 main combustion position regulator limitation status-Bits 0-7: 0
Cylinder 1 internal torque regulator: limitation status-Bits 0-7: 34

 

[pedroYUL]

This seems to be common for CKRA engines, some people have luck by just re-setting injectors values with VCDS, but if not then new injectors are needed.

Make a search in the Passat section for injector programming or something like that.

 

[pedroYUL]

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