Meter / Gauge System Fuel Receiver Gauge Malfunction

Body Electrical. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
Meter. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

PERFORM ACTIVE TEST USING INTELLIGENT TESTER (Fuel Meter Operation)

READ VALUE USING DATA LIST (Fuel Input (A/D))

INSPECT FUEL SENDER GAUGE ASSEMBLY

CHECK WIRE HARNESS (COMBINATION METER - FUEL SENDER GAUGE)

METER / GAUGE SYSTEM - Fuel Receiver Gauge Malfunction


DESCRIPTION

The combination meter assembly controls the fuel receiver gauge in accordance with the resistance of the fuel sender gauge that varies depending on the amount of fuel remaining in the fuel tank.

WIRING DIAGRAM


Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Meter.Meter / Gauge System.Meter / Gauge System Fuel Receiver Gauge Malfunction


INSPECTION PROCEDURE

1.PERFORM ACTIVE TEST USING INTELLIGENT TESTER (Fuel Meter Operation)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the ignition switch on (IG) and turn the tester ON.

  1. Perform the ACTIVE TEST according to the prompts displayed on the tester.

    Combination meter
    Tester Display
    		Test Part
    		Control Range
    Fuel Meter Operation
    		EMPTY / 1/2 / FULL
    		Value selected during Active Test is displayed
    OK:
    Value selected during Active Test is displayed.


NG
REPLACE COMBINATION METER ASSEMBLY
OK


2.READ VALUE USING DATA LIST (Fuel Input (A/D))

  1. Connect the intelligent tester to the DLC3.

  1. Turn the ignition switch on (IG) and the tester ON.

  1. Read the Data List according to the prompts displayed on the tester.

    Combination meter
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    Fuel Input (A/D)
    		Fuel input signal / Min.: 0, Max.: 255
    		Fuel gauge indicates (F): 33
    Fuel gauge indicates (3/4): 98
    Fuel gauge indicates (1/2): 144
    Fuel gauge indicates (1/4): 179
    Fuel gauge indicates (E): 206
    		-
    OK:
    Meter / gauge value and tester value are the same.


NG
REPLACE COMBINATION METER ASSEMBLY
OK


3.INSPECT FUEL SENDER GAUGE ASSEMBLY

  1. Remove the fuel sender gauge.



    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Meter.Meter / Gauge System.Meter / Gauge System Fuel Receiver Gauge Malfunction

  1. Measure the resistance of the gauge.

    Standard resistance:
    Tester Connection
    		Float Level
    		Specified Condition
    1 - 2
    		F
    		15.0 +-1.5 Ω
    1 - 2
    		1/2
    		212.5 +-12.2 Ω
    1 - 2
    		E
    		410.0 +-4.5 Ω


NG
REPLACE FUEL SENDER GAUGE ASSEMBLY
OK


4.CHECK WIRE HARNESS (COMBINATION METER - FUEL SENDER GAUGE)


    Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35.Meter.Meter / Gauge System.Meter / Gauge System Fuel Receiver Gauge Malfunction

  1. Disconnect the E22 meter connector.

  1. Disconnect the T2 gauge connector.

  1. Measure the resistance of the wire harness side connectors.

    Standard resistance:
    Tester Connection
    		Specified Condition
    E22-24 (L) - T2-1 (FS)
    		Below 1 Ω
    E22-12 (E) - T2-2 (FE)
    		Below 1 Ω
    E22-24 (L) or T2-1 (FS) - Body ground
    		10 kΩ or higher
    E22-12 (E) or T2-2 (FE) - Body ground
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK

REPLACE COMBINATION METER ASSEMBLY