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STEERING SWITCH INSPECTION

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2016 – MX-5 – Body and Accessories

STEERING SWITCH INSPECTION

WARNING:

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 [TWO-STEP DEPLOYMENT CONTROL SYSTEM].) (See DRIVER-SIDE AIR BAG MODULE INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM].) (See DRIVER-SIDE AIR BAG MODULE REMOVAL [STANDARD DEPLOYMENT CONTROL SYSTEM].) (See DRIVER-SIDE AIR BAG MODULE INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM].)

Resistance Inspection

Volume switch, seek switch

1. Measure the resistance between steering switch terminals 3H and 3J under the following conditions.

  • Resistance with volume switch (-) pressed and held

    • 53.064—54.136 ohms

  • Resistance with volume switch (+) pressed and held

    • 145.233—148.167 ohms

  • Resistance with seek switch (+) pressed and held

    • 297.693—303.707 ohms

  • Resistance with seek switch (-) pressed and held

    • 556.083—567.317 ohms

  • Resistance with any switch not pressed

    • 4,813.083—4,910.317 ohms

Talk button, pick-up button, hang-up button

1. Measure the resistance between steering switch terminals 3M and 3J under the following conditions.

  • Resistance with talk button pressed and held

    • 103.95—106.05 ohms

  • Resistance with pick-up button pressed and held

    • 271.26—276.74 ohms

  • Resistance with hang-up button pressed and held

    • 657.36—670.64 ohms

  • Resistance with any switch not pressed

    • 3,330.36—3,397.64 ohms

INFO button

1. Measure the resistance between steering switch terminals 3D and 3L under the following conditions.

  • Resistance with INFO button pressed and held

    • 999.9—1,020.1 ohms

  • Resistance with any switch not pressed

    • 2,524.5—2,575.5 ohms

LED Illumination Inspection

1. Apply battery positive voltage to steering switch terminal 3F, and connect terminal 3B to ground.

2. Verify that the LED illuminates.

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