Mercury 305 CID - Page 661

90-823225--1 10965E-120 - ELECTRONIC FUEL INJECTION (MULTI-PORT AND THROTTLE BODY)
SURGES (continued)
ADDITIONAL CHECKS FOR:
1. Proper alternator output voltage.
2. Leaks or kinks in vacuum lines.
3. Power reduction mode activated (if equipped).
4. Clean and tight ECM grounds and in their proper locations.