subaru Workshop Repair Guides

Subaru Workshop Service and Repair Manuals

Ignition Coil|Specifications|Page 2757 > < Ignition Coil|Specifications|Page 2755
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Ignition Coil: Testing and Inspection

IGNITION COIL INSPECTION 

Using accurate tester, inspect the following items, and replace if defective.

1) Primary resistance

2) Secondary coil resistance

CAUTION:  If the resistance is extremely low, this indicates the presence of a short-circuit. 

Specified resistance:
[Primary side]

Between terminal No.1 and No.2 0.73 ± 10%
Between terminal No.2 and No.3 0.73 ± 10%
 

[Secondary side]

Between (A) and (B) 12.8 K.Ohms ± 15%
Between (C) and (D) 12.8 K.Ohms ± 15%
 

3) Insulation between primary terminal and case: 10 M.Ohms or more.

Ignition Coil|Specifications|Page 2757 > < Ignition Coil|Specifications|Page 2755