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Home >> Mazda >> 2016 >> MX-5 Miata Grand Touring, Standard Trans >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Drive Selection System >> Drive Selection Switch Inspection >> Resistance Inspection
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Resistance Inspection

  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Remove the drive selection switch. (See DRIVE SELECTION SWITCH REMOVAL/INSTALLATION .)
  3. Measure the resistance between drive selection switch terminals B and C under the following conditions.

    Resistance when drive selection switch pressed to SPORT side (forward) and held 

    • 0 ohms 

    Resistance when drive selection switch pressed to - side (backward) and held 

    • 465.3-474.7 ohms 

    Resistance when any switch not pressed 

    • 2643.3-2696.7 ohms 
    Fig 1: Measuring Resistance Between Drive Selection Switch Terminals B And C - Drive Selection Switch Pressed To Sport Side (Forward) And Held
    G10951945Courtesy of MAZDA MOTORS CORP.