lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Ignition Control Module > < Ignition Coil|Specifications|Page 1709
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Ignition Coil: Testing and Inspection

Ignition Coil Inspection - Checking Primary Resistance

- Disconnect ignition coil electrical connector.
- Measure resistance across primary terminals.

Should be 0.20 - 0.30 ohms

Ignition Coil Inspection - Checking Secondary Resistance

- Remove coil high tension wire.
- Measure resistance between high voltage terminal and indicated connector terminal.

Should be 6 - 11K ohms

- Replace coil if results are not achieved.

Ignition Control Module > < Ignition Coil|Specifications|Page 1709