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Engines:
⇒ Diesel engine
Diesel engine
Diesel engine
Diesel engine
Capacity
I
4.9
3.0
3.0
3.0
Engine code
BWF
BUN
CASA
CASB
Injection/ignition
TDI
unit injector
TDI
common rail
TDI
common rail
TDI
common rail
Diesel particulate filter (DPF)
yes
yes
yes/no
1
yes
Additive system
no
no
no
no
Leakage diagnosis system
(e.g. USA vehicles)
no
no
no
no
Onboard diagnosis
yes
yes
yes
yes
Camshaft drive
Gear train
Chain
Chain
Chain
Engines:
⇒
Diesel engine
Diesel engine
Diesel engine
Capacity
I
3.0
3.0
4.9
Engine code
CASC
CATA
CBWA
No. of cylinders/valves per cylinder
6/4
6/4
10/2
Output
kW at 1 rpm
176/4000 to 4400
165/4500
258/3500
Torque
Nm at rpm
500/1500 to 3000
550/2000
850/2000
Bore
∅ mm
83.0
83
81.0
Stroke
mm
91.4
91.4
95.5
Compression ratio
17.0
16.4
18.5
Injection/ignition
TDI
common rail
TDI
common rail
with and without Blue‐
TDI
TDI
unit injector
Diesel particulate filter (DPF)
yes
yes
yes
Additive system
no
no
yes
Leakage diagnosis system (e.g. USA
vehicles)
no
no
no
Onboard diagnosis
yes
yes
yes
Camshaft drive
Chain
Chain
Gear train
1
Vehicles with diesel particulate filter (fitted at the factory) can be
identified by PR No. 7GG, 7MB, 7MG or 7GA on the vehicle data
sticker.
Touareg 2003 ➤
Maintenance - Edition 11.2011
4
1. Engine list
