Mazda 3 Service Manual: Horn Inspection

Mazda 3 Service Manual / Body / Horn / Horn Inspection

1. Disconnect the negative battery cable..

2. Remove the front bumper..

3. Remove the horn..

4. Apply battery positive voltage and connect the ground as shown in the figure and verify the horn beeper sound operation.

If the beep sound cannot be verified, replace the horn.

Horn Removal/Installation

1. Disconnect the negative battery cable.. 2. Remove the front bumper.. 3. Disconnect the connector. 4. Remove the bolt. 5. Remove the horn. 6. Install in the reverse order of removal. ...

Other materials:

Warm Up Three Way Catalytic Converter (Wu Twc) Inspection [Mzr 2.0, Mzr 2.5]
CAUTION: Perform the following procedures, DTC P0421:00 is indicated only. 1. Connect the M-MDS to the DLC-2. 2. Start the engine and warm it up to normal operating temperature. 3. Turn off the engine. 4. Verify that the engine compression is within the specification.. ...

Crankshaft Position (CKP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine control. Be sure there is no foreign material on the CKP sensor when replacing. ...

Air Bleeding
CAUTION: If the strainer is removed, impurities may penetrate the power steering system and damage it. To prevent this, always bleed air with the strainer installed. Do not maintain the steering wheel fully turned for 5 s or more. The oil temperature could rise and damage ...