3.Measure the resistance between the trigger coil (A, Figure 54) and ground.

Test Ignition Coil

1.Locate the connector for the ignition coil (A, Figure 56) and disconnect..

AA

Figure 54

Figure 56

If 80-130 Ω resistance is measured the coil is good.

If resistance is not to specifications, check wire

 

connections and retest.

2. Attach meter test leads to primary side of the ignition

If resisitance is still not to specifications, replace

coil and measure the resistance (B, Figure 57).

 

coil.

 

If resistance is still not to specifications, proceed to Step 3.

 

4. Disconnect ignition charge coil connection (B, Figure 55)

 

and measure the resistance between the connector and

 

ground.

 

 

B

Not

 

 

 

B

 

 

for

 

 

Figure 57

 

 

 

 

 

 

• If resistance is 0.8 - 1.3 Ω the primary coil is good.

 

 

 

Reproduction

 

 

 

• If resistance is not to specifications, check wire

 

 

 

connections, or repair/replace wires then retest.

Figure 55

 

 

• If resistance is still not to specification, replace the

 

 

 

coil.

If 80-130 Ω resistance is measured, the coil is good.

If resistance is not to specifications, check wire connections and retest.

If resisitance is still not to specification, replace coil.

28

BRIGGSandSTRATTON.COM