Audited Supplier
66T-85570-00
Yes
1 Year
2
Gasoline
1-2L
2 Stroke
Outboard
New
CDI
BR7HS
Forward-Neutral-Reverse
Manual Tilt
Electrical
Ignition Coil
40HP
YAMAHA
YALUME MARINE
Box
China, Japan, Taiwan
8409911100
Product Description
Features:
| 1. High Voltage Output: The ignition coil produces a high-voltage output, often in the range of 20,000 to 30,000 volts, which is necessary to create a spark at the spark plug. |
| 2. Compact Design: It is designed to be small and compact, fitting into the limited space within the outboard motor housing while still delivering high performance. |
| 3. Weatherproof and Durable: The coil is encased in a tough, weatherproof material to protect it from moisture, saltwater, and the harsh conditions of the marine environment. |
| 4. Heat-Resistant: The material used in the ignition coil is typically heat-resistant to withstand high engine temperatures without degradation. |
Functions:
| 1. Voltage Transformation: The ignition coil's primary function is to convert the low-voltage current from the motor's electrical system into the high-voltage current needed to create a spark. |
| 2. Powering the Spark Plug: The high-voltage current is sent to the spark plug at the correct time, igniting the air-fuel mixture in the cylinder, which drives the engine's combustion process. |
| 3. Ensures Smooth Engine Operation: By providing the necessary spark at the correct timing, the ignition coil helps ensure that the engine runs smoothly and efficiently. |
Maintenance Tips:
| 1. Regular Inspection: Check the ignition coil periodically for signs of damage or wear, especially if the engine is experiencing misfires or rough operation. |
| 2. Check Electrical Connections: Ensure that the electrical connections to the ignition coil are clean and secure. Loose or corroded connections can reduce performance or cause the coil to fail. |
| 3. Look for Cracks or Damage: Over time, the coil casing may develop cracks due to heat and vibration. If cracks are present, replace the coil immediately to prevent moisture from getting inside and causing a short. |
| 4. Avoid Excess Moisture: Although the ignition coil is weatherproof, it's still a good idea to keep the area dry and clean to avoid unnecessary wear and tear from prolonged exposure to moisture. |
| 5. Replace if Necessary: Ignition coils can degrade over time, leading to weak or inconsistent sparks. If the engine starts misfiring or loses power, replacing the ignition coil may resolve the issue. |
Common Issues and Symptoms:
| 1. Engine Misfire or Rough Running: A failing ignition coil may cause the engine to misfire, hesitate, or run roughly due to weak or inconsistent spark generation. |
| 2. Loss of Power or Poor Acceleration: When the ignition coil isn't functioning properly, the spark plug may not fire at the correct time, leading to a loss of power or poor acceleration. |
| 3. Hard Starting: A faulty ignition coil may cause the engine to become hard to start, as the spark plugs won't receive the necessary voltage to ignite the air-fuel mixture. |
| 4. Check Engine Light: On modern outboard engines with electronic control units (ECUs), a malfunctioning ignition coil may trigger the check engine light. |
More Products We Have:
| CDI CABLE, BATTERY RELAY ASSY | 2-Stroke Power |
| YAMAHA 63V-85540-01 CDI UNIT ASSY | 9.9/13.5/15HP |
| YAMAHA 66T-85540-00 CDI UNIT ASSY | 40HP |
| YAMAHA 688-85540-00 CDI UNIT ASSY | 50/75/85HP |
| YAMAHA 688-85540-16 CDI UNIT ASSY | 75/80/85/90HP |
| YAMAHA 695-85540-11 CDI UNIT ASSY | 9.9/15/20/25HP |
| YAMAHA 6A1-85540-00 CDI UNIT ASSY | 2HP |
| YAMAHA 6B4-85540-01 CDI UNIT ASSY | 9.9/15HP |
| YAMAHA 6E5-85540-00 CDI UNIT ASSY | 115HP |
| YAMAHA 6E5-85540-12 CDI UNIT ASSEMBLY | 115/130/140HP |
| YAMAHA 6F5-85540-21/ 6F5-85540-22 CDI UNIT ASSY | 40HP |
| YAMAHA 6F6-85540-01 CDI UNIT ASSY | 40HP |
| YAMAHA 6G5-85540-12 CDI UNIT ASSY | 150/175/200/225HP |
| YAMAHA 6H2-85540-12 CDI UNIT ASSY | 50/60/70HP |
| YAMAHA 6L5-85540-M0 CDI UNIT ASSY | 3HP |
| YAMAHA 61N-85540-13 CDI UNIT ASSY | 25/30HP |
| YAMAHA 6G9-85540-29 CDI UNIT ASSY | 9.9HP |
| YAMAHA 6AH-85540-00 CDI UNIT ASSY | |
| YAMAHA 696-85540-12 CDI UNIT ASSY | 6/8HP |
| YAMAHA 6H3-85540-11 CDI UNIT ASSY | 50/60/70HP |
| YAMAHA 6E0-85540-71 CDI UNIT ASSY | 4/5HP |
| YAMAHA 69M-85640-00 T.C.I. UNIT ASSY | |
| YAMAHA 6F5-W8258-00 WIRE LEAD | 40HP |
| YAMAHA 66M-85540-01 C.D.I. UNIT ASSY | |
| YAMAHA 68T-85540-00 C.D.I. UNIT ASSY | |
| YAMAHA 6D3-81960-00 RECTIFIER & REGULATOR ASSY | |
| YAMAHA 61A-81950-01 RELAY ASSY | 150/250HP |
| YAMAHA 6H1-81950-00 RELAY ASSY | 25/40/50/60/70/75/80/85/90HP |
| YAMAHA 63P-81950-00 RELAY ASSY | 20/25/30/40/50/60/70/75/80/90/100/115/125/130/150/165/175/185/200/225/250/275/300HP |
| YAMAHA 6G1-81941-10 STARTER RELAY ASSY | 6/8/9.9/15/20/25/30/40/50/75/80/85/90HP |
| YAMAHA 6E5-8195B-01 RELAY ASSY | 40HP |
| YAMAHA 6E5-8195C-01 RELAY ASSY | 40HP |
| YAMAHA 6H0-81960-00 RECTIFIER & REGULATOR ASSEMBLY | 50/75/80/85/90/115HP |
| YAMAHA 6AH-81960-00 RECTIFIER & REGULATOR ASSY | |
| YAMAHA 6H2-81960-10 RECTIFIER & REGULATOR ASSY | 40/50/60/70HP |
| YAMAHA 6G8-81960-A1 RECTIFIER & REGULATOR ASSY | |
| YAMAHA 68V-81960-00 RECTIFIER & REGULATOR ASSY | |
| YAMAHA 60E-81950-00 RELAY ASSY | |
| YAMAHA 6H2-81960-00 RECTIFIER & REGULATOR ASSY | 25/40/50/60/70HP |
| YAMAHA 6G1-81952-00 HOLDER,STARTER RELAY | 6/8/9.9/15/20/25/30/40/50/75/80/85/90HP |
| YAMAHA 6B4-85550-00 ROTOR ASSY | 9.9/15HP |
| YAMAHA 63N-82117-11 WIRE, LEAD | 700/760HP |
| YAMAHA 6H0-82105-J2 BATTERY CABLE | 50/75/80/85/90HP |
| YAMAHA 6R3-82105-J1 BATTERY CABLE | 150/175/200/225HP |
| YAMAHA 689-82105-13 BATTERY CABLE | 25/30HP |
| YAMAHA 66T-82105-J0 / 6E9-82105-J0 BATTERY CABLE | 40HP |
| YAMAHA 650-81321-10 / 676-81321-10 / 647-81321-00 CONTACT BREAKER ASSY | 6/8/9.9/15/20/25/28HP |
| YAMAHA 682-82151-00 FUSE | 4/5/9.9/15/20/25/30/40/50/55/60/70/75/80/85/90/100/115/130/140/150/175/200/225/250HP |
| YAMAHA 688-82150-01 FUSE HOLDER ASSEMBLY | 75/80/85/90HP |
| YAMAHA 6H1-43891-10 BRUSH | 25/50/55/60/70/75/80/85/90HP |
| YAMAHA 6D3-81960-00-MOS RECTIFIER & REGULATOR ASSY | 40/50/60/75/80/90/100HP |
| YAMAHA B7HS-10 / 94701-00217 PLUG, SPARK | 6/8/9.9/15/25/30/40/50/150/175/200HP |
| YAMAHA B8HS-10 / 94701-00160 PLUG,SPARK | 25/30/40/50/60/70/80/90/115/140/150/175HP |
