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Home >> Toyota >> 1999 >> 4 Runner 2WD L4-2.7L (3RZ-FE) >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Coil >> Testing and Inspection
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Ignition Coil: Testing and Inspection

ON-VEHICLE INSPECTION





INSPECT IGNITION COIL
a. Disconnect the high-tension cords from the ignition coil.
b. Disconnect the ignition coil connectors.
c. Using an ohmmeter, measure the secondary coil resistance between the positive (+) and high-tension terminals.

Secondary coil resistance:
- Cold: 9.7-16.7 k Ohm
- Hot: 12.4-19.6 k Ohm

If the resistance is not as specified, replace the ignition coil.
d. Connect ignition coil connectors.
e. Connect the high-tension cords from the ignition coils.
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