Oil Cooler Return Hose - Chafe On Stabilizer Bar
89porsche06Technical Bulletin
Subject: Oil Cooler Hose Routing
Model Group
944 T/TS 1
Part Identifier Number
1766 8914
December 15, 1989
ATTENTION: Service Manager/Service Technician
Models Affected: 944 Turbo S Model Year 1988 and 944 Turbo Model Year 1989
Condition: In extreme driving situations, the engine oil cooler return hose may chafe on the stabilizer bar.
Correction: A protective plastic sleeve must be installed on the return line in the area of the stabilizer bar. Also the retaining clamp is replaced with a 20 mm larger version.
Vehicle Information: 944 Turbo for model 1989 received these changes in production from the following VIN:
95 KN 151358
944 Turbo S for model year 1988 from VIN:
95 JN 151093 to 95 JN 151874 and all 944 Turbo for model year 1989 prior to the above mentioned VIN must be checked and repaired if necessary while the vehicle is in the workshop for normal service or other repairs.
Repair Information: Raise the vehicle on a hoist and check the oil return line for signs of chafing. If no chafing has occured, install the protective sleeve, wider clamp and washer.
Note: The washer is placed between the clamp and gear carrier.
If any chafing has occured, the oil return line must be replaced. Replacement oil lines have the protective sleeve already installed.
Paris Information: PN 999 181 192 40 Sleeve PN 999 511 209 02 Clamp
PN N 011 666 7 Washer
PN 951 207 113 03 Oil hose with sleeve
Thank you.
PCNA Service Department