Engine Performance - High Idle or Low CO%
87porsche03Subject: Intake Air Pipe; Check For Leaks
Model
944S
Group
2
Part Identifier
24...
Number
8705
June 3, 1987
When repairing high idle or low CO% conditions on 944S cars, first check the intake air bellows and connecting pipe for leaks. Be certain all hose connections (arrow 1) on the connecting pipe and air bellows are not damaged, swollen or cracked.
When replacing, only improved version parts are available. The air bellows received an installation guide (arrow 2) and the connecting pipe ends were reinforced with metal sleeves.
Air bellows: Part Number 944 110 317 02 Connecting pipe: Part Number 944 110 323 05
These parts are installed in production as of VIN 946HN450824.