Peugeot 308: Removing - refitting : Exhaust line

ESSENTIAL : Observe the safety and cleanliness recommendations .

ESSENTIAL : All personnel carrying out work on a vehicle fitted with traction batteries must have received specific electric vehicle training and be authorised to work on these vehicles(observe the regulations in force in the respective country).

1. Parts which must always be replaced

1.1. Exhaust rear silencer

Description	Quantity
Bolt (Exhaust flexible mountings)	3
Exhaust sleeve	1

1.2. Intermediate exhaust silencer

Description	Quantity
Exhaust collar	1

1.3. Front exhaust hose

Description	Quantity
Exhaust collars	2

2. Tooling

Workshop equipment : Lifting tool .

Tool	Reference	Description
	[0162][CH-6614]	Pipe cutting grips for one-part exhaust system
	[0193-A][EN-52204]	Tool for removing exhaust collars
	[0193-B] (*)	Tool for removing exhaust collars
(*) Use standard workshop equipment if the special tool is not available

3. Precautions to be taken

ESSENTIAL : With the engine hot : Wait at least one hour before carrying out any work on the exhaust line.

The exhaust line must never be suspended, without support, from the hose.

The front hose (1) must be protected against any mechanical attack from outside.

The front hose (1) must not come into contact with corrosive products.

Do not distort the front hose by more than 20° angular "X", 20 mm axial and 25 mm in shear "Y".

The front hose cannot withstand any deformation ("X" and "Y") when it is in place.

CAUTION : Failure to observe these precautions results in a reduction of the service life of the front hose ; It is imperative that the exhaust line is uncoupled or removed when carrying out operations which involve lifting of the engine-gearbox assembly.

4. Exhaust rear silencer

4.1. Removing

Place the vehicle on a 2-post lift.

CAUTION : Position the lifting tool under the intermediate exhaust silencer .

MHEV DRIVE TRAIN

Remove the bolts (2), (4).

N.B. : Lowering the rear exhaust silencer (3) makes the cutting zone accessible.

Cut the exhaust pipe (at "a") ; Using the tool [0162 / CH-6614].

Remove the exhaust rear silencer (3).

4.2. Refitting

MHEV DRIVE TRAIN

CAUTION : Observe the tightening torques .

CAUTION : Replace the faulty exhaust flexible mountings.

Refit :

• The exhaust sleeve ‎(new)
• The exhaust rear silencer (3)
• The new bolts (2), (4)(without tightening)

Centre the exhaust line .

Tighten :

• The exhaust sleeve ‎(new)
• The new bolts (2), (4)

Remove the lifting tool.

Check :

• That there is no fouling between the exhaust line and the body
• That the assembly is sealed

Return the vehicle to its wheels.

5. Intermediate exhaust silencer

5.1. Removing

Place the vehicle on a 2-post lift.

Remove the under-engine protector.

CAUTION : Position the lifting tool under the intermediate exhaust silencer .

Remove :

• The bolts (6)
• The bolts (7)
• The tunnel strengthener (5)

Remove :

• The exhaust clip (10) ; Using the tool [0193-B]
• The nuts (9)
• The intermediate exhaust silencer (8)

5.2. Refitting

CAUTION : Observe the tightening torques .

Refit :

• The intermediate exhaust silencer (8) ; With the aid of the lifting tool
• The new exhaust clip ‎(10)
• The nuts (9)

Tighten the nuts (9).

Refit :

• The exhaust rear silencer (3)
• The tunnel strengthener (5)
• The bolts (7)
• The bolts (6)
• The under-engine protector

Remove the lifting tool.

Check the sealing of the assembly.

Return the vehicle to its wheels.

6. Front exhaust hose

6.1. Removing

Place the vehicle on a 2-post lift.

Remove the under-engine protector.

Remove :

• The exhaust collars (12), (13) ; Using the tools [0193-A / EN-52204], [0193-B]
• The front exhaust hose (11)

6.2. Refitting

CAUTION : Observe the tightening torques .

Refit :

• The front exhaust hose (11)
• The exhaust clips (12), (13) (new) ; Using the tools [0193-A / EN-52204], [0193-B]
• The under-engine protector

Remove the tools [0193-A / EN-52204], [0193-B].

Check the sealing of the assembly.

Return the vehicle to its wheels.