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Home >> Mazda >> 2007 >> 5 Touring, 2.3 L >> Repair and Diagnosis (Single Page) >> Electrical >> Horns >> Instrumentation/Driver Info >> Instrument Cluster Input/Output Check Mode >> Check Code Inspection >> Check code 08
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Check code 08

CHECK CODE 08 CHART

Check code 08 TNS relay ON/OFF signal
STEP INSPECTION CONDITION DISPLAY ACTION
1 Turn the headlight switch to the TNS position. (TNS relay ON)
G04317519
Go to the next step.
G04317520
Verify that the voltage of instrument cluster terminal 1L is B+  .
  • If the voltage is as specified, replace the instrument cluster.
  • If the voltage is not as specified, inspect the following parts:
    • TNS relay
    • Wiring harness (Battery-TNS relay-instrument cluster)
2 Turn the headlight switch off. (TNS relay OFF)
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Verify that the voltage of the instrument cluster terminal 1L is 1.0 V or less  .
  • If the voltage is as specified, replace the instrument cluster.
  • If the voltage is not as specified, inspect the following parts:
    • TNS relay
    • Wiring harness (TNS relay-instrument cluster)
G04317522
Input signal to the instrument cluster is normal.