This is a test and repair service for the OEM Yamaha YFM350 Big Bear MOTO 4 CDI Unit. We will email you a prepaid label to send your part in for repair. The test fee is covered by this purchase.
If the unit needs to be repaired it will be an additional fee of $160. Process generally 2 weeks from the date the unit has been received.
Some of the leading causes of CDI Failure is a Ignition Coil and Regulator Rectifier. It is wise to replace these when installing the repaired CDI Unit
OEM # 1YW-85540-20-00
1987-1988 Yamaha YFM350 Moto-4
1987-1988 Yamaha YFM350ERU Moto-4
The wires splits into two wire bundles, one short & one long:
Short (approx 7"L): 3 wires (ylw-blk / wht-blk / grn-ylw) go to a round black rubber plug (female) and 3 wires (blk / blk-red / blk-wht) go to a round white plastic plug (male)
Long (approx 14"L): 4 wires (blue / grn /ylw / gray) go to a round white plastic plug (male) and then there are 3 separate wires: 1 red (male), 1 tan (male) & 1 salmon (male w/sleeve)