626 LX V6-2.5L DOHC (1997)
Fuel Gauge: Pinpoint Tests
Flowchart No.5 Symptom Fuel gauge does not operate or is incorrect
Possible cause
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Damaged fuel gauge sender unit
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Damaged fuel gauge
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Open or short circuit in wiring harness
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Poor connection of connector
Step 1
1. Disconnect the fuel gauge sender unit connector.
2. Connect the red lead of the SST to terminal C(Y) of the connector and the black lead to ground.
3. Turn the ignition switch to ON.
4. Set the SST to the resistance values shown in the figure. To get an accurate reading, wait 2 minutes after selling each value.
Fuel Gauge Display
Action Chart
5. Verify that the fuel gauge indicates the correct values. The allowable indication error is twice the width of the needle.
Step 2
1. Remove the instrument cluster.
2. Connect battery positive voltage to terminal 2G and ground to terminal 1C of the instrument cluster.
3. Connect the red lead of the SST to terminal 1E of the instrument cluster and the black lead to ground.
4. Set the SST to the resistance values shown in the figure. To get an accurate reading, wait 2 minutes after setting each value.