mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Starter Motor|Service and Repair > < Starter Motor|Testing and Inspection|Page 3190
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2. Measure the brush length.

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If any brush is worn almost to or beyond the minimum specification, replace all the brushes.

Standard brush length 
12.3 mm {0.48 in)

Minimum brush length 
7.0 mm {0.028 in}

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

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If not within the minimum specification, replace the brush spring.

Standard spring force 
21.6 N {2.20 kgf, 4.84 lbf}

Minimum spring force 
5.9 N {0.6 kgf, 1.3 lbf}

Starter Motor|Service and Repair > < Starter Motor|Testing and Inspection|Page 3190