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Home >> Honda >> 1994 >> Prelude VTEC >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostic System >> ECM Reset Procedure/Clearing Codes
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ECM Reset Procedure/Clearing Codes

NOTE: Some models have an anti-theft code built into the radio circuit. Clearing codes cancels clock and radio settings; make note of settings before beginning reset procedure. After ECM reset, the radio will not function until code is entered.

To reset ECM (clear codes), remove CLOCK/RADIO fuse from underhood fuse/relay block. Leave fuse out for 10 seconds to reset ECM.