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HOMESERVICE MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 429 (INSTRUMENTATION/DRIVER INFO)INSTRUMENT CLUSTER INPUT/OUTPUT CHECK MODEDIAGNOSTIC TROUBLE CODE CHART
2008 Mazda 6 s Sport, 4D Hatchback, Standard

Diagnostic Trouble Code Chart

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2005 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • In this mode, it is possible to check the items in the following chart.
DTC CHECKING AND RELATED ITEMS

DTC Checking item Related item
01 Buckle switch Buckle switch
04 Door switch
  • Ignition key illumination
  • Key reminder warning buzzer
  • Interior light control
  • Power door lock system
  • Lights-on reminder warning buzzer
05 Door lock-link switch
  • Interior light control
  • Power door lock system
07 Rear window defroster switch Rear window defroster switch
08 TNS relay
  • Lights-on reminder warning buzzer
  • Each illumination
09 Head light relay
  • High beam indicator light
10
  • ABS/TCS HU/CM (With ABS and TCS)
  • ABS HU/CM (With ABS, without TCS)
  • TCM (Without ABS)
 Speedometer
11 PCM Tachometer
12 Speedometer Speedometer
13 Tachometer Tachometer
14 Buzzer Lights-on reminder warning buzzer
16 Fuel-level warning light Fuel-level warning light
17 Rear window defroster indicator light Rear window defroster
18 Ignition key illumination Ignition key illumination
20 Rear window defroster relay Rear window defroster
22 Fuel gauge sender unit Fuel gauge
23 Fuel gauge Fuel gauge
24 PCM (water temperature signal) Water temperature gauge
25 Water temperature gauge Water temperature gauge
26 LCD LCD
27 Interior light Interior light control
31 Key reminder switch Key reminder warning buzzer
41 P position switch Key interlock system
42 Interlock solenoid Key interlock system
NOTE:
  • The diagnostic trouble codes are displayed in numerical order. (While performing the inspection, if you want to inspect a diagnostic trouble code of which the number is smaller than the code number you are currently inspecting, terminate the check mode then repeat the inspection from the beginning.)
  • If the speed signal is put into the instrument cluster (the front wheels are rotated) while a code other than DTC 10 is displayed, the input/output check mode will be cancelled.
  • The diagnostic trouble codes can be fast-forwarded by pushing and holding the odometer/tripmeter switch for 1 second or more.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.