Expedition 2WD V8-5.4L SOHC VIN L (1997)
ACTION
Replace the engine vacuum harness assembly. The revised vacuum harness has a different routing to reduce the possibility of contact with the EGR valve
body (Figures 1 and 2). Refer to the following Service Procedure for details.
SERVICE PROCEDURE
1.
Use Service Bay Diagnostic System (SBDS) or New Generation Star (NGS) Tester to verify DTC P0455 is present.
2.
Remove the snowshield to access the VMV vacuum supply line and examine it to determine if it has been damaged.
3.
If the harness has been damaged, replace the engine vacuum harness with a new Harness (F75Z-9E498-CE). Refer to Figure 2 for correct harness
routing.
4.
Reinstall the snowshield. Clear DTCs and retest. If the condition persists, refer to the 1997 Powertrain Control/Emissions Diagnosis (PC/ED)
Service Manual for additional diagnostics.
PART NUMBER
PART NAME
F75Z-9E49S-CE
Vacuum Harness
OTHER APPLICABLE ARTICLES: NONE
SUPERSEDES: 97-10-9
WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage And Emissions Warranty Coverage
OPERATION
DESCRIPTION
TIME
982325A
Replace Vacuum Harness
0.3 Hr.
DEALER CODING
CONDITION
BASIC PART NO.
CODE
9E498
43
OASIS CODES: 206000, 698298
