Inspection Procedure

Perform Active Test By OBD II Scan Tool Or Toyota Hand-Held Tester
1. Check fuel receiver gauge operation.
  1. Connect the OBD II scan tool or TOYOTA hand-held tester to DLC3.
  2. Turn the ignition switch ON and push the OBD II scan tool or TOYOTA hand-held tester main switch ON.
  3. Select the ACTIVE TEST mode on the OBD II scan tool or TOYOTA hand-held tester.
  4. Check that the prove moves as OBD II scan tool or TOYOTA hand-held tester directs in each range.
  1. OK: The Meter Operations Normally. Go To Step 2 , (Inspect Fuel Sender Gauge Assy (Main).
  2. NG: Check And Replace Combination Meter Assy
Inspect Fuel Sender Gauge Assy (Main)
1. Check fuel sender gauge (main) resistance.
  1. Remove the fuel sender gauge.
  2. Measure resistance between terminals 2 and 3 of fuel sender gauge for each float position, as shown in the chart.
    
    Fig 1: Identifying Fuel Sender Gauge Terminals
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  Standard Resistance:
  
  Fig 2: Reviewing Fuel Sender Gauge Information
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 3: Determining Fuel Float Levels
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. OK: Go To Step 3 , (Inspect Fuel Sender Gauge Assy (Sub).
2. NG: Replace Fuel Sender Gauge Assy
Inspect Fuel Sender Gauge Assy (Sub)
1. Check fuel sender gauge (sub) resistance.
  1. Remove the fuel sender gauge.
  2. Measure resistance between terminals of fuel sender gauge for each float position, as shown in the chart.
    
    Fig 4: Measuring Resistance For Float Levels E & F
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Fig 5: Reviewing Fuel Float Level Information
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  Standard Resistance:
1. OK: Go To Step 4 , (Check Harness And Connector (Between Fuel Sender Gauge And Body Ground).
2. NG: Replace Fuel Sender Gauge Assy
Check Harness And Connector (Between Fuel Sender Gauge And Body Ground). See HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS .
1. OK: Go To Step 5 , (Check Harness And Connector (Between Fuel Sender Gauge And Combination Meter).
2. NG: Repair Or Replace Harness And Connector
Check Harness And Connector (Between Fuel Sender Gauge And Combination Meter). See HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS .
1. OK: Check And Replace Combination Meter Assy
2. NG: Repair Or Replace Harness And Connector