Hi car not running right.
2008 Octavia 2 1.9 PD BXE
Hi car running poorly despite new turbo
Down on power - only really obvious once fully warmed up.
Most apparent over 2000 rpm, at which point power delivery is not smooth - very jerky.
A bit more of a smokey diesel smell than it used to have.
MPG has dropped by about 10 mpg
This car does not have a DPF - never did.
It has been converted to SMF.
Has had a reconditioned turbo - prior to this was even worse.
EGR valve cleaned, new MAF sensor, new fuel filter.
Torsion value is 0.5 degrees
It all started to go wrong after a service and cam belt change - may or may not be related.
Neither self or garages have been able to get to bottom of it.
Aware it's a big ask, but if anyone with more experience of interpreting VCDS data could cast an eye over the log below to see if they can see anything untoward it would be much appreciated.
Thanks
______________________________________________________
Group 001: Injection Quantity
819 /min Engine Speed (G28)
6.9 mg/str Injection Quantity
7.7°KW Injection Duration (specified)
62.1°C Coolant Temperature (G62)
Group 002: Idle Speed
840 /min Engine Speed (G28)
0.0 % Accel. Pedal Pos. Sensor 1 (G79)
0 01 1 Operation Status
62.1°C Coolant Temperature (G62)
Group 003: Exhaust Gas Recirculation (EGR)
819 /min Engine Speed (G28)
240.0 mg/str Exhaust Gas Recirculat. (spec.)
470.0 mg/str Exhaust Gas Recirculat. (actual)
95.5 % Exhaust Gas Recirc. Duty Cycle
Group 004: Pump-Jet Valves
819 /min Engine Speed (G28)
0.3 °BTDC Injection Start (specified)
7.7°KW Injection Duration (specified)
0.5°KW Torsion Value
20:53:45 Group 005: Start Conditions (last Engine Start)
819 /min Engine Speed (G28)
14.8 mg/str Start Injection Quantity
48.0 Start Synchronisation
63.0°C Coolant Temperature (G62)
Group 006: Cruise Control System (CCS)
0.0 km/h Vehicle Speed (actual)
00101100 Pedal Monitoring
0.0 % Accel. Pedal Pos. Sensor 1 (G79)
10000001 Switch Monitoring
Group 007: Temperatures
60.3°C Fuel Temperature (G81)
25.2°C Intake Air Temperature (G72)
63.0°C Coolant Temperature (G62)
Group 008: Injection Quantity Limitation I (Torque Limitation)
819 /min Engine Speed (G28)
0.0 Nm Torque Request (Driver)
161.0 Nm Torque Limitation
141.5 Nm Smoke Limitation
Group 009: Injection Quantity Limitation II (Torque Limitation)
819 /min Engine Speed (G28)
-1280.0 Nm Torque Request (Cruise Control)
Transmission Limitiation
141.5 Nm Torque Restriction
Group 010: Charge Pressure Control
450.0 mg/str Mass Air Flow (actual)
1020.0 mbar Atmospheric Pressure
897.6 mbar Boost Pressure (actual)
0.0 % Accel. Pedal Pos. Sensor 1 (G79)
Group 011: Charge Pressure Control
819 /min Engine Speed (G28)
1091.4 mbar Boost Pressure (specified)
897.6 mbar Boost Pressure (actual)
83.6 % Charge Pressure Control Duty Cycle
Group 012: Glow Plugs
11111111 Glow Status
0.00 s Pre-Glow Period
14.36 V Supply Voltage (Terminal 30)
63.0°C Coolant Temperature (G62)
Group 013: Idle Stabilization (Injection Quantity Deviation)
-0.33 mg/str Injection Quantity Deviation Cyl. 1
-0.19 mg/str Injection Quantity Deviation Cyl. 2
0.19 mg/str Injection Quantity Deviation Cyl. 3
0.35 mg/str Injection Quantity Deviation Cyl. 4
Group 015: Fuel Consumption
819 /min Engine Speed (G28)
46.4 Nm Engine Torque
0.80 l/h Fuel Consumption
0.0 Nm Torque Request (Driver)
Group 016: Auxiliary Heating
36.1 % Generator Load
11000000 Bin. Bits
00 Bin. Bits
14.36 V Supply Voltage (Terminal 30)
Group 017: Readiness Code (EOBD)
00000000 CARB Mode 01 DATA A
00000110 CARB Mode 01 DATA B
10000000 CARB Mode 01 DATA C
00000000 CARB Mode 01 DATA D
Group 018: Injector Status
0.0 Injector Status Cylinder 1
0.0 Injector Status Cylinder 2
0.0 Injector Status Cylinder 3
0.0 Injector Status Cylinder 4
Group 020: Injection Quantity Limitation (from ABS)
819 /min Engine Speed (G28)
46.4 Nm Engine Torque
1270.0 Nm ASR Limitation
-1280.0 Nm MSR Limitation
Group 021: CAN-Databus Status (Powertrain)
00000000 Engine Electronics
Transmission Electronics
00000000 Brake Electronics
00000100 Brake Electronics (ESP)
Group 022: Shut-Off Status
0.0 Shut-Off Status Cruise Control
0.0 Switch Monitoring Cruise Control
0.0 Shut-Off Status Charge Pressure
0.0 Shut-Off Status Climate Control
20:55:44 Group 023: Injector Switch Time Deviation
1.0 Switch Time Deviat. Cylinder 1
10.0 Switch Time Deviat. Cylinder 2
1.0 Switch Time Deviat. Cylinder 3
-16.0 Switch Time Deviat. Cylinder 4
20:55:44 Group 025
819 /min Engine Speed (G28)
0 Bin. Bits
4.0 (no units)
1.0 (no units)
Group 026: Checksum
BC82 Checksum
Group 028: Accelerator Pedal Position Sensor
0.760 V Accel. Pedal Pos. Sensor 1 (G79)
0.380 V Accel. Pedal Pos. Sensor 2 (G185)
0 01 1 Operation Status
0.0 % Accel. Pedal Pos. Sensor 1 (G79)
Group 029: Temperature and Oil Level Sensor (TOG)
60.3°C Oil Temperature
30.0 mm Oil Level
18.0 Wear Index
58.0 Soot Index
Group 046
100.6 % Duty Cycle
95.5 % Duty Cycle
Group 051: Engine Speed Recognition
819 /min Engine Speed
399 /min Camshaft Speed
48.0 Start Synchronisation
01010000 Shut-Off Status Injection Sequence
Group 055
0.0 (no units)
0.0 (no units)
00100000 Bin. Bits
00100000 Bin. Bits
Group 056
00100000 Bin. Bits
00100000 Bin. Bits
00100000 Bin. Bits
0xFF00 Hex Value
Group 062: Engine Cooling (Temperatures)
67.5°C Coolant Temperat. Engine Output
16.2°C Coolant Temperat. Cooler Output
8.1°C Ambient Temperature
26.1°C Intake Air Temperature
Group 063: Engine Cooling (Climate Control)
7.81 bar Refrigerant Pressure
3.0 Nm Load Torque
Cooling Request
0.0 Shut-Off Status Climate Control
Group 064: Engine Cooling
68.4°C Coolant Temperature (G62)
16.2°C Coolant Temperat. Cooler Output
17.3 % Coolant Fan 1 Duty Cycle
Group 087: EOBD
11111111 Bin. Bits
11111111 Bin. Bits
11001111 Bin. Bits
Group 089
00000000 Bin. Bits
00000110 Bin. Bits
10000000 Bin. Bits
00000000 Bin. Bits
Group 090: EOBD/OBD-2 Exhaust Gas Recirculation (EGR) I
819 /min Engine Speed (G28)
7.1 mg/str Injection Quantity
240.0 mg/str Exhaust Gas Recirculat. (spec.)
00000000 Status Control Deviation
Group 091
323.85 (no units)
-326.40 (no units)
240.0 mg/str Mass Air / Rev.
-201.45 (no units)
Group 093
00000000 Bin. Bits
0.90 (no units)
11.38 g/s Mass Flow
11.38 g/s Mass Flow