Assembly overview - upper part of intake manifold (vehicles with engine codes BRN, BRP and BTT) — VW
Assembly overview - upper part of intake manifold (vehicles with engine codes BRN, BRP and BTT) on VW: factory workshop procedure for engines BAN, BAP.
Workshop procedure for VW — the factory write-up, straight from real workshop data.
📋 Procedure
ℹ️ Torque figures below come verbatim from workshop data — always cross-check against your vehicle's factory manual before final tightening.
Assembly overview - upper part of intake manifold (vehicles with engine codes BRN, BRP and BTT)
Note
Cylinder bank 1 is located on the right side when looking forwards. The
throttle valve module
J338
is installed on the left side when looking forwards.
Cylinder bank 2 is located on left side when looking forwards. The
throttle valve module 2
J544
is installed on the right side when looking forwards.
Arrangement of exhaust banks and cylinders on engine
Fig.
.
Connecting hose
For cylinder bank 1 crankcase breather.
From front cylinder head cover.
8 Nm
Crankcase breather pressure regulating valve
For cylinder bank 1 crankcase breather.
Connecting hose
For cylinder bank 1 crankcase breather.
From rear cylinder head cover.
8 Nm
Throttle valve module
J544
For cylinder bank 2.
If renewed, adapt engine control unit to throttle valve module
Vehicle diagnostic tester
;
“Guided functions”
“Adapting throttle valve module”
Gasket
Renew.
Plug
Check for secure seating.
Vehicles with engine code BRN only.
Vehicles with engine code BRP with breather pipe to vacuum connection on
fuel system diagnostic pump
V144
.
To brake servo
Connecting hose
Check for secure seating.
From activated charcoal filter
With
activated charcoal filter system solenoid valve 2
N333
.
Gasket
Renew if damaged.
Intake manifold, upper part
Mounting pin
For intake manifold cover.
From fuel pressure regulator.
Intake manifold - side part
For cylinder bank 1.
Throttle valve module
J338
For cylinder bank 1.
If renewed, adapt engine control unit to throttle valve module
Vehicle diagnostic tester
;
“Guided functions”
“Adapting throttle valve module”
Connecting hose
For cylinder bank 2 crankcase breather.
From rear cylinder head cover.
Crankcase breather pressure regulating valve
For cylinder bank 2 crankcase breather.
Connecting hose
For cylinder bank 2 crankcase breather.
From front cylinder head cover.
To intake pipe for air filter
For cylinder bank 1.
Check for secure seating.
O-ring
Renew.
20 Nm
7 Nm +
1
/
2
turn (180°) further
Connection
For cylinder bank 1 crankcase breather.
Intake manifold - side part
For cylinder bank 2.
TorqFix answers live for your specific car — tell it the engine code and it serves the matching sequence, torque figures and wiring for that exact variant.
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Who makes these pages, and how
TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.
The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.
Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.
Seen a figure that does not match your manual? Write to us — we correct it and note when. support@torqfix.com
The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.