Start-Up Advance Timing Test
- Connect an adjustable timing light or timing probe to engine. Use jumper wire to ground carburetor switch. Make sure vacuum hose is connected to vacuum transducer on computer.
- Start engine and immediately check timing and adjust timing light so timing marks are set at basic timing. Meter on timing light should show start-up advance timing. Refer to Distributor Specifications in this Section. If timing is not as specified, replace computer.