858891 25 Mercury ECU, Engine Control Unit

Table 1
Diagnostic Codes Table    
Code and Description    Conditions which Generate this Code    System Response    
1-5 Engine Injector Cylinder #01 : Current Below Normal     The Electronic Control module (ECM) detects a low current in the circuit for the injector solenoid.     The code is logged.
The ECM continues the attempt to energize the solenoid circuit until the circuit is repaired.    
1-6 Engine Injector Cylinder #01 : Current Above Normal     The ECM detects a