of MAZDA MOTORS CORP.
1. Connect Diagnostic Tester (49 B019 9A0) to diagnostic connector and select SELF-TEST mode (position
1), or connect jumper wire between diagnostic connector terminals TEN and GND. See Fig. 2 .
2. Connect timing light. Set timing to specification. See IGNITION TIMING SPECIFICATIONS table.
See Fig. 1 . Disconnect diagnostic tester or jumper wire from diagnostic connector.
Fig. 2: Diagnostic Connector Terminal ID (Miata)
NOTE: On Miata, use Blue 1-pin connector near airflow meter as a source of battery
power for positive lead of tachometer or timing light (battery is in trunk). DO
NOT ground this connector, or 20-amp WIPER fuse will blow.
1994 Mazda MX-5 Miata
D - ADJUSTMENTS 1994 ENGINE PERFORMANCE Mazda - On-Vehicle Adjustments
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