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Home >> Volkswagen >> 2005 >> Jetta TDI, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 34 (2.5L - Exhaust System, Emission Controls - Engine Code(S): BGP, BGQ, CBTA & CBUA (Sedan) (A5 Platform)) >> 26 Exhaust System, Emission Controls >> Specifications >> Fastener Tightening Specifications

Fastener Tightening Specifications

WARNING: This page is about a different variant/trim than selected.
Component Fastener Size Nm
Catalytic Converter Heat Shield Bolt (2)
-- Front Bolt - 10
-- Rear Bolt - 5
Crossmember to Underbody Nut - 20
Exhaust Clamp Nut - 23
Exhaust Manifold to Cylinder Head Nut (1) - 25
Front Exhaust Pipe with Catalytic Converter to Exhaust Manifold Nut (1) - 23
Front Exhaust Pipe with Catalytic Converter Suspended Mount to Subframe Bolt - 23
Heat Shield to Exhaust Manifold Bolt - 10
Intake Manifold Support to Cylinder Block Bolt - 25
Muffler Suspended Mount to Body/Fuel Tank Bolt - 26
Muffler Suspended Mount to Body Bolt - 23
Oxygen Sensor - 55
Oxygen Sensor Bracket to Cylinder Block Bolt (3) - 10
Secondary Air Injection Pump Motor Bushing to Intake Manifold Support Nut - 10
Secondary Air Injection Sensor 1 to Secondary Air Injection Pressure Pipe Bolt - 2
Secondary Air Injection Solenoid Valve to Cylinder Head Bolt - 10
(1) Always replace
(2) Engine codes BGP and CBTA only
(3) Jetta from MY 11 only

Secondary Air Injection Pipe Bolt Tightening Sequence and Specification 

Fig 1: Identifying Connecting Tube - Tightening Sequence
GWWM26-0181Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install the bolts -1 through 3- hand tight.

-- Tighten the bolts -1 through 3- in sequence to 10 Nm.