Diesel Data: Automotive Repair

EVAP Hoses/Pipes Replacement (Engine)

REMOVAL PROCEDURE





NOTE: Do Not attempt to repair the [1][2]EVAP pipes or the connecting hoses. Replace the damaged EVAP pipes or the connecting hoses are damaged. If the nylon EVAP pipe becomes kinked and cannot be straightened, it must be replaced.

1. Remove the intake manifold top cover.




2. Remove the hardware retaining the [1][2]EVAP pipe/hose.
3. Inspect the location of the attaching hardware for installation.
4. Remove the [1][2]EVAP pipe/hose.
5. Inspect the pipe/hose for bends, kinks, and cracks.
6. Replace the pipes/hose as required.





INSTALLATION PROCEDURE

NOTE: Properly secure the [1][2]EVAP pipe in order to prevent chafing of the pipe.

1. Install the [1][2]EVAP pipe/hose.
2. Install the hardware retaining the [1][2]EVAP pipe/hose.

NOTE: Refer to Fastener Notice in Service Precautions.

3. Install the intake manifold top cover.

Tighten
Tighten the nuts to 3 N.m (27 lb in).