90-884294 OCTOBER 2001
Page 2A-25
Symptom
Cause
Action
3. Engine idle is rough
3.1 Fouled spark plug
Replace spark plug: if carbon
bridges electrode gap or if it is
completely black. If it is not firing
and is wet with fuel.
Note: If spark plug is grey or com-
pletely black with aluminum specs,
this indicates a scuffed piston.
3.2 Failed fuel injector
Refer to specifications for ohm
test.
3.3 Bad coil/weak spark
Refer to specifications for ohm
test.
3.4 Flywheel misaligned during
installation
Remove flywheel and inspect.
4. Engine idles fast (rpm
>700) or surges
4.1 Fuel leak
Check for fuel entering induction
manifold.
Fuel pump diaphragm leaking and/
or Vapor Separator flooding over.
4.2 Improper set-up
Check throttle cable & cam roller
adjustment.
5. Engine runs rough below
3000 rpm
5.1 Fouled spark plug
See 3.1
5.2 Throttle misadjusted
Check throttle cam setup on induc-
tion manifold. Inspect linkage and
roller.
If throttle plate stop screws have
been tampered with, contact Mer-
cury Marine Service Department
for correct adjustment procedures.
5.3 Bad coil/weak spark
See 3.3
5.4 TPS malfunction
See 2.2
6. Engine runs rough above
3000 rpm
6.1 Fouled spark plug
See 3.1
6.2 Speed Reduction
See 7
6.4 TPS malfunction
See 2.2
Содержание 225 EFI
Страница 64: ...IGNITION Page 2A 8 90 884294 OCTOBER 2001 Coil Plate Assembly...
Страница 66: ...IGNITION Page 2A 10 90 884294 OCTOBER 2001 Electrical Plate Assembly A...
Страница 68: ...IGNITION Page 2A 12 90 884294 OCTOBER 2001 Electrical Plate Assembly A...
Страница 100: ...CHARGING STARTING SYSTEM 90 884294 OCTOBER 2001 Page 2B 9 Notes...
Страница 101: ...CHARGING STARTING SYSTEM Page 2B 10 90 884294 OCTOBER 2001 Flywheel Alternator...
Страница 159: ...WIRING DIAGRAMS 90 884294 OCTOBER 2001 Page 2D 9 Notes...
Страница 220: ...FUEL PUMP 90 884294 OCTOBER 2001 Page 3A 3 Notes...
Страница 221: ...FUEL PUMP Page 3A 4 90 884294 OCTOBER 2001 Fuel Pump Assembly A...
Страница 234: ...FUEL INJECTION 90 884294 Page 3B 5 OCTOBER 2001 11 Tamper Proof Torx Screw Set 91 881828 58685 Notes...
Страница 235: ...FUEL INJECTION Page 3B 6 90 884294 OCTOBER 2001 Fuel Management System...
Страница 237: ...FUEL INJECTION Page 3B 8 90 884294 OCTOBER 2001 Fuel Management System...
Страница 239: ...FUEL INJECTION Page 3B 10 90 884294 OCTOBER 2001 Vapor Separator Components...
Страница 293: ...OIL INJECTION 90 884294 OCTOBER 2001 Page 3C 3 Notes...
Страница 294: ...OIL INJECTION Page 3C 4 90 884294 OCTOBER 2001 Oil Injection Components...
Страница 317: ...POWERHEAD 90 884294 OCTOBER 2001 Page 4A 5 Notes...
Страница 326: ...POWERHEAD Page 4A 14 90 884294 OCTOBER 2001 Starboard Bleed System Routing 1 2 2 2 3 4 5 6 7 7 7 2 7...
Страница 328: ...POWERHEAD Page 4A 16 90 884294 OCTOBER 2001 Port Bleed System Routing 1 1 1 1 2 2 2 8 8 8 3 4 4 5 5 5 5 6 7 7 9 10 11 12...
Страница 385: ...POWERHEAD 90 884294 OCTOBER 2001 Page 4A 73 Notes...
Страница 407: ...COOLING Page 4B 8 90 883728 JULY 2001 Notes...
Страница 701: ...COLOR DIAGRAMS Page 8 2 90 884294 OCTOBER 2001 Notes...
Страница 702: ...COLOR DIAGRAMS Page 8 3 90 884294 OCTOBER 2001 225 250 3 0 LITRE WORK EFI WIRING DIAGRAM 2002 MODEL YEAR...
Страница 710: ...C D E A B 59266 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 16 17 18 19 20 21 22 23 24 25 26 27 28 29 14 15 14 14 12 10...
Страница 711: ...COLOR DIAGRAMS Page 8 9 90 884294 OCTOBER 2001 TYPICAL SMARTCRAFT DUAL OUTBOARD INSTALLATION 2002 MODEL YEAR...
Страница 714: ...COLOR DIAGRAMS Page 8 11 90 884294 OCTOBER 2001 225 250 3 0 LITRE WORK EFI OIL FUEL FLOW DIAGRAM 2002 MODEL YEAR...
Страница 716: ...58847 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28...
Страница 717: ...COLOR DIAGRAMS Page 8 13 90 884294 OCTOBER 2001 225 250 3 0 LITRE WORK EFI WATER FLOW DIAGRAM 2002 MODEL YEAR...
Страница 719: ...7 7 14 59162 1 17 16 2 3 4 5 6 8 8 9 1 16 12 13 14 15 10 11 11 17 1 1...