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Home >> Mazda >> 2006 >> MX-5 Miata Base >> Repair and Diagnosis >> Electrical >> Horns >> Instrumentation/Driver Info >> Instrument Cluster Input/Output Check Mode >> Check Code Inspection >> Check Code 22
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Check Code 22

CHECK CODE 22

Check code 22 Fuel level signal
STEP INSPECTION CONDITION DISPLAY ACTION
1 Select check code 22 with the fuel gauge sender unit connector disconnected.
G04323855Courtesy of MAZDA MOTORS CORP.
 Go to the next step.
Except above Go to the Step 6.
2 Connect terminals 2R and 2T of the instrument cluster.
G04323856Courtesy of MAZDA MOTORS CORP.
 Go to the next step.
Except above Go to the Step 6.
3 Using the SST  (Fuel and thermometer checker) or resistor, input 20 ohms  between instrument cluster terminals 2R and 2T.
G04323857Courtesy of MAZDA MOTORS CORP.
 Go to the next step.
Except above Go to the Step 6.
4 Using the SST  (Fuel and thermometer checker) or resistor, input 60 ohms  between instrument cluster terminals 2R and 2T.
G04323858Courtesy of MAZDA MOTORS CORP.
 Go to the next step.
Except above Go to the Step 6.
5 Using the SST  (Fuel and thermometer checker) or resistor, input 100 ohms  between instrument cluster terminals 2R and 2T.
G04323859Courtesy of MAZDA MOTORS CORP.
 Inspect the fuel gauge sender unit.
Except above Go to the next step.
6 Inspect the wiring harness and connector between instrument cluster and fuel gauge sender unit.
  • If there is any malfunction, repair or replace the wiring harness or connector.
  • If there is no malfunction, replace the instrument cluster.
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