CITROEN C4 2004 Handbook page 202

IMPERATIVE: Should it be impossible to peg the camshaft, check that the offset between the camshaft hole and the pegging hole is not
more than 1 mm. If the offset is too great, repeat the operation to position the timing belt (see corresponding operation).
Remove the tools [2] and [3].
Refit tool [1] at «b».
Remove the screw (8).
Refit:
- The upper timing cover (11).
- The lower timing cover (12).
- The pulley (9).
- The screw (8).
Tightening method for the screw (8):
- Pre-tighten to 3 ± 0,3 m.daN.
- Angular tighten 180° ± 5°.
- Remove tool [1].
CHECKING AND SETTING THE VALVE TIMING
Engines: 9HX - 9HY - 9HZ
Refit:
- The engine support (7), tighten to 5,5 ± 0,9 m.daN.
- The engine support (3).
- The four screws (5), tighten to 5,5 ± 0,8 m.daN.
- The three screws (4), tighten to 5,5 ± 0,8 m.daN.
- The electrical harness (6).
Disengage the jack from under the engine.
Complete the refitting.
IMPERATIVE: Carry out the operations that are necessary following
a reconnection of the battery (see corresponding operation).
199