Engine Controls - Updated Code 54 (Fuel Pump CKT) Chart
88buick04Bulletin: 88-6E-9
Date: Mar., '88
Ref. No.: 88-105-6E
Corp. Ref. No.: 816515
SUBJECT: SERVICE MANUAL REVISION, CODE 54 - FUEL PUMP CIRCUIT
MODELS AFFECTED: 1988 CENTURYS WITH THE 2.8L V-6 ENGINE (VIN CODE W)
CODE 54FUEL PUMP CIRCUIT (LOW VOLTAGE):
The revised Code 54 diagnostic chart is presented to accurately diagnose the Fuel Pump Circuit. This chart replaces the Code 54 charts found in the 1988 new product service manual for the previously mentioned engine application.