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Cruise Control Switch Inspection

  1. Disconnect the negative battery cable and wait for 1 min or more.  (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM] .) (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .)
  3. Disconnect the clock spring connector (part wiring harness-side).
  4. Measure the resistance between clock spring terminals E and A (part wiring harness-side) using a tester.
    Fig 1: Cruise Control Switch - Circuit Diagram
    G09758666Courtesy of MAZDA MOTORS CORP.
    Switch condition Resistance (ohm)
    Cruise OFF switch held at on Continuity
    CANCEL switch held at on Approx. 84.5
    SET (-) switch held at on Approx. 189.5
    SET (+) switch held at on Approx. 326.5
    RESUME switch held at on Approx. 506.5
    Cruise ON switch held at on Approx. 761.5
    Neutral Approx. 3, 311.5
  5. Apply battery positive voltage to clock spring terminal F (part wiring harness-side), and terminal B (part wiring harness-side) to ground.
  6. Verify that the LED illuminates.
    • If the LED does not illuminate, replace the steering switch. (See STEERING SWITCH REMOVAL/INSTALLATION .)
      Fig 2: Applying Battery Positive Voltage To Clock Spring Terminal F And Terminal B To Ground
      G09758667Courtesy of MAZDA MOTORS CORP.
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