Throttle Body - Whoosh Noise Heard on Acceleration

Article No.:
97-13-19

^ ENGINE-4.0L SOHC-"WHOOSH" NOISE HEARD ON TIP-IN ACCELERATION

^ NOISE-"WHOOSH"-HEARD ON TIP-IN ACCELERATION-VEHICLES WITH 4.0L SOHC ENGINE

LIGHT TRUCK: 1997 EXPLORER

ISSUE:

A "whoosh" noise may be heard on tip-in acceleration on some vehicles. This may be caused by an air flow rush around the throttle plate in the induction plenum.

ACTION:

Install an Air Flow Straightener Spacer Plate. Refer to the following Service Procedure for details.

SERVICE PROCEDURE

1. Verify the concern.

2. Remove and replace the accelerator cable with a longer Accelerator Cable (F77Z-9A758-GB). Refer to the 1997 Explorer Workshop Manual.

3. Remove and replace the speed control cable with a revised Speed Control Cable (F87Z-9A825-GA). Refer to the 1997 Explorer Workshop Manual.

4. Remove and replace radiator shroud with revised Radiator Shroud (F87Z-8146-HA). Refer to the 1997 Explorer Workshop Manual.

5. Remove throttle body attachment bolts and position throttle body forward.





6. Install Air Flow Straightener Spacer Plate (F87Z-9A589-AA) between the throttle body and intake manifold (Figure 1).

7. Reinstall throttle body attachment bolts.


PART NUMBER PART NAME

F87Z-9A589-AA Air Flow Straightener Spacer Plate
F77Z-9A758-GB Accelerator Cable
F87Z-9A825-GA Speed control Cable
F87Z-8146-HA Radiator Shroud

OTHER APPLICABLE ARTICLES: NONE

WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage

OPERATION DESCRIPTION TIME

971319A Install Air Flow 0.9 Hr.
Straightener Spacer Plate
Kit

DEALER CODING
CONDITION
BASIC PART NO. CODE
9A758 42
OASIS CODES: 497000, 702000, 702100