CRUISE CONTROL SWITCH INSPECTION [MAZDA RADAR CRUISE CONTROL (MRCC) SYSTEM]

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Warning

•  Handling the driver's air bag module improperly can accidentally operate (deploy) the air bag module, which may seriously injure you. Read the SRS air bag system service warnings and cautions before handling the air bag module. (See AIR BAG SYSTEM SERVICE WARNINGS [TWO-STEP DEPLOYMENT CONTROL SYSTEM].) (See AIR BAG SYSTEM SERVICE CAUTIONS [TWO-STEP DEPLOYMENT CONTROL SYSTEM].) (See AIR BAG SYSTEM SERVICE WARNINGS [STANDARD DEPLOYMENT CONTROL SYSTEM].) (See AIR BAG SYSTEM SERVICE CAUTIONS [STANDARD DEPLOYMENT CONTROL SYSTEM].)

1.  Switch the ignition ON (engine off or on).

2.  Open the driver's door.

3.  Switch the ignition off (LOCK).

4.  Disconnect the negative battery terminal and wait for 1 min or more. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

5.  Remove the driver's 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].)

6.  Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)

7.  Verify that the resistance and continuity between the steering switch terminals is as indicated in the table.

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•  If not as indicated in the table, replace the cruise control switch. (See STEERING SWITCH REMOVAL/INSTALLATION.)

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8.  Apply battery positive voltage to cruise control switch terminal 3F, and connect terminal 3B to ground.

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9.  Verify that the LED illuminates.

•  If the LED does not illuminate, replace the cruise control switch. (See STEERING SWITCH REMOVAL/INSTALLATION.)