Mazda 3 Service Manual: Sensors, Switches, Relays

Rear ABS Wheel Speed Sensor Removal/Installation

1. Remove the under cover.. 2. Remove in the order indicated in the table. 3. Install in the reverse order of removal. 1 Connector 2 Bolt ...

ABS HU/CM Inspection

1. Disconnect the ABS HU/CM connector.. 2. Connect the negative battery cable.. 3. Attach the tester lead to the ABS HU/CM wiring harness-side connector and inspect the voltage, continuity, or r ...

Other materials:

Hood Latch Switch Inspection
1. Disconnect the negative battery cable.. 2. Remove the hood latch.. 3. Verify that the continuity is as indicated in the table. If not as indicated in the table, replace the hood latch. NOTE: Press the latch lever in using a flathead screwdriver to inspect the c ...

Indicator Lights
These lights turn on or flash to notify the user of the system operation status or a system malfunction. Signal Indicator Lights * BSM OFF Indicator Light * Lane Departure Warning System (LDWS) Indicator Light KEY Indicator Light ...

Radar Sensor (Front)
Your vehicle is equipped with a radar sensor (front). The following systems also use the radar sensor (front). Mazda Radar Cruise Control (MRCC) Forward Obstruction Warning (FOW) The radar sensor (front) functions by detecting the radio waves reflected off a vehicle ahead or an obstru ...