Fuel Gauge - Inoperative or Inaccurate

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NO.: 08-09-92

GROUP: Electrical

DATE: May 4, 1992


SUBJECT:
Fuel Gauge Inoperative Or Inaccurate


MODELS:
1990-1992 (YJ) Wrangler


SYMPTOM/CONDITION:

Vehicles may exhibit an inoperative or inaccurate fuel gauge (a gauge indicating fuel in the tank when the tank is empty). This condition may be caused by the fuel tank bowing upward, interfering with, or damaging the sending unit.


DIAGNOSIS:

With the gas cap removed, observe the fuel tank from the side of the vehicle to determine if the fuel tank is bowed upward. The fuel tank skid plate can be used as a reference when observing the fuel tank. If the fuel tank is not bowed upward, refer to the appropriate service manual (section 8E) for fuel sender diagnostics. If the fuel tank is bowed, the following procedure should be performed.


PARTS REQUIRED:

1 FuelTank - 15 gallon 52018286
- 20 gallon 52018287

1 Gasket, Fuel Sender 52017879

1 Sending Unit - 15 gallon 4637181
(if necessary) - 20 gallon 4637182


REPAIR PROCEDURE:

This procedure involves replacement of the fuel tank and if necessary the sending unit.

1. Remove the fuel tank as described in the appropriate service manual.


2. Remove the sending unit and inspect for damage caused by fuel tank bowing. If the sending unit is damaged, replace it with the appropriate part from the above parts list.

3. Install a new fuel sender gasket (PN 52017879), and the sending unit into the new fuel tank (52018286 - 15 Gal., 52018287 - 20 Gal.)

4. Install the new fuel tank as described in the appropriate service manual.


POLICY:
Reimbursable within the provisions of the warranty.


TIME ALLOWANCE
Labor Operation No. 14-60-02-90 1.2 Hrs.

Optional Equipment
Renegade Equipped 14-60-02-63 0.5 Hrs.


FAILURE CODE: 20 - Collapsed