Mazda 3 manuals

Mazda 3 Service Manual: Starter Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Electrical / Starting, Charging / Starter Inspection [Mzr 2.0, Mzr 2.5]

On-vehicle Inspection

1. Verify that the battery is fully charged.

2. The starter is normal if it rotates smoothly and without any noise when the engine is cranked.

No-load Test

1. Verify that the battery is fully charged.

2. Connect the starter, battery, and a tester as shown in the figure.


3. Operate the starter and verify that it rotates smoothly.

4. Measure the voltage and current while the starter is operating.

Magnetic Switch Operation Inspection

Pull-out test

NOTE:

1. Verify that the starter motor pinion is extended while battery positive voltage is connected to terminal S and the starter body is grounded.


Return test

1. Disconnect the motor wire from terminal M.

2. Connect battery positive voltage to terminal M and ground the starter body.


3. Pull out the drive pinion with a screwdriver. Verify that it returns to its original position when released.

Pinion Gap Inspection

1. Pull out the drive pinion with the battery positive voltage connected to terminal S and the starter body grounded.


CAUTION:

2. Measure the pinion gap while the drive pinion is extended.


Starter Inner Parts Inspection

Armature

1. Verify that there is no continuity between the commutator and the core at each segment using a tester.


2. Verify that there is no continuity between the commutator and the shaft using a tester.


3. Place the armature on V–blocks, and measure the runout using a dial indicator.


4. Measure the commutator diameter.


5. Measure the segment groove depth of the commutator.


Magnetic switch

1. Inspect for continuity between terminals S and M using a tester.


2. Inspect for continuity between terminal S and the body using a tester.


3. Verify that there is no continuity between terminals M and B using a tester.


Brush and brush holder

1. Verify that there is no continuity between each insulated brush and plate using a tester.


2. Measure the brush length.


3. Measure the brush spring force using a spring balance.


Starter Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. 1 Magnetic switch 2 Adjustment washer ...

Starter Interlock Switch Inspection [Mzr 2.0, Mzr 2.5]
CAUTION: Do not reuse the starter interlock switch if it is removed from the vehicle even once. Replace with a new starter interlock switch when installing. 1. Remove the battery cove ...

Other materials:

Message Indicated on Display*
If a message is displayed in the center display (type B audio), take appropriate action (in a calm manner) according to the displayed message. Stop Vehicle in Safe Place Immediately If the following messages are displayed in the center display (type B audio), a vehicle system may be malf ...

Commander switch operation
NOTE For safety reasons, some operations are disabled while the vehicle is being driven. Volume dial operation Press the volume dial to switch the audio MUTE on and off. Turn the volume dial to adjust the volume. The volume increases by turning the dial clockwise, and decreases by tur ...

Input/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION: Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it. On-Vehicle Inspection 1. Perform the following procedures. a. Remove the battery cover.. b. ...

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