Expedition 2WD V8-5.4L SOHC VIN L (1997)
Technical Service Bulletin # 01-12-8
Date: 010625
Air Suspension - Lamp ON/DTC's B2140 or C2140 Set
Article No.
01-12-8
06/25/01
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SUSPENSION - AIR SUSPENSION - DIAGNOSTIC
TROUBLE CODES (DTC'S) B2140 OR C2140 -
RIDE HEIGHT RESET PROCEDURE
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ELECTRICAL - LAMP - AIR SUSPENSION LAMP
ILLUMINATED - DIAGNOSTIC TROUBLE CODES
(DTC'S) B2140 OR C2140 - RIDE HEIGHT RESET
PROCEDURE
FORD:
1997-2001 EXPEDITION
LINCOLN:
1998-2001 NAVIGATOR
ISSUE
Some vehicles may exhibit a check suspension lamp ON with Diagnostic Trouble Codes (DTC's) B2140 or C2140 even after the Air Suspension switch
in the upper RH kick panel has been turned on. This may occur at pre-delivery, following suspension service, or after Air Suspension module
replacement. This may be caused by the ride height calibration.
ACTION
Adjust and/or recalibrate ride height as necessary using the NGS (New Generation Star) Tester. Refer to the following Service Procedure for details.
OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage
OPERATION
DESCRIPTION
TIME
011208A
Recalibrate Ride Height
0.2 Hr.
For Rear Air Suspension
(R.A.S.) 4X2 Vehicles Only
011208B
Recalibrate Ride Height
0.5 Hr.
For 4 Wheel Air
Suspension (4W.A.S.)
(Includes Time To Adjust
Torsion Bars 4X4 Vehicles
Only)
DEALER CODING
CONDITION
BASIC PART NO.
CODE
5A919
42
OASIS CODES: 206000, 304000, 390000
Service Procedure
NOTE
DURING PDI (PRE-DELIVERY INSPECTION) IF "CK SUSP" LIGHT IS ON, PRIOR TO SENDING TO SERVICE, VERIFY SWITCH IN
UPPER RIGHT KICK PANEL IS ON. THIS SWITCH IS TURNED OFF DURING VEHICLE SHIPMENT TO PREVENT MODULE FROM
SEEKING TRIM HEIGHT WHILE SECURED DOWN FOR TRANSPORT.
NOTE
AN INADVERTENT B2140 OR C2140 MAY RESULT IF A PARAMETER RESET (CLEAR RIDE HEIGHT) IS SELECTED UNDER NGS
ACTIVE COMMANDS, THEN CANCELLED OUT.
NOTE