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Home >> Mazda >> 2004 >> 6 V6-3.0L DOHC >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Main Relay (Computer/Fuel System) >> Testing and Inspection >> Component Tests and General Diagnostics
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Component Tests and General Diagnostics

Main Relay Operation Inspection

1. Verify that the main relay clicks when the ignition switch is turned to ON position and off.
- If there is no operation sound, inspect the following:
- Main relay (See RELAY INSPECTION.)
- Harness and connector between ignition switch and main relay terminal A.
- Harness and connector between PCM terminal 28 and main relay terminal E.
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