long term fuel trim @ -8.6 did not clear it before logs. Shell 91 = crappy fuel mileage and misfires. Chevron94 = no misfires and mileage is alot better... Cold start still has problems: 14991 - Cold Start Ignition Timing Performance P050B 00 [101] - - Not Confirmed - Tested Since Memory Clear Freeze Frame: Fault Status: 00000001 Fault Priority: 2 Fault Frequency: 1 Mileage: 11665 km Date: 2020.01.09 Time: 14:41:19 Engine speed: 1216.00 /min Normed load value: 6.7 % Vehicle speed: 0 km/h Coolant temperature: 39 °C Intake air temperature: 16 °C Ambient air pressure: 1020 mbar Voltage terminal 30: 14.707 V Unlearning counter according OBD: 40 Engine: operating status: IS STATE_LS_SAE[1]: CL T_AST_SAE: 95 s MAP_MES_SAE: 36 kPa Lambda probe voltage: bank 1: probe 1 (broadband probe): 1.978 V FAC_TPS_1_SAE: 14.843750 % FUP_H_SAE: 13560.0 kPa 14992 - Ignition Timing Adjustment P13EA 00 [101] - Malfunction at Cold Start over Idle RPM Not Confirmed - Tested Since Memory Clear Freeze Frame: Fault Status: 00000001 Fault Priority: 2 Fault Frequency: 1 Mileage: 11638 km Date: 2020.01.08 Time: 15:58:17 Engine speed: 1714.75 /min Normed load value: 5.5 % Vehicle speed: 18 km/h Coolant temperature: 32 °C Intake air temperature: 17 °C Ambient air pressure: 1010 mbar Voltage terminal 30: 14.707 V Unlearning counter according OBD: 40 Engine: operating status: PL STATE_LS_SAE[1]: CL T_AST_SAE: 68 s MAP_MES_SAE: 36 kPa Lambda probe voltage: bank 1: probe 1 (broadband probe): 1.978 V FAC_TPS_1_SAE: 16.015625 % FUP_H_SAE: 11600.0 kPa