general information - Martin Nez

SERVICING INFORMATION 10-15ELECTRICALComplaint Symptom and possible causes RemedyNo sparking or poorsparkingSpark plug soonbecome fouled withcarbon.Spark plug becomefouled too soon.Spark plug electrodesoverheat orburnGenerator does notcharge.Generator doescharge, but chargingrate is below thespecification.Generator overchargesUnstable chargingStarter button is noteffective.1. Defective ignition coils2. Defective spark plugs3. Defective CKP sensor4. Defective ECM5. Defective TO sensor6. Open-circuited wiring connections1. Mixture too rich2. Idling speed set too high3. Incorrect gasoline4. Dirty air cleaner element5. Too cold spark plugs1. Worn piston rings2. Worn piston or cylinders3. Excessive clearance of valve stems in valveguides4. Worn stem oil seal1. Too hot spark plugs2. Overheated the engine3. Loose spark plugs4. Too lean mixture1. Open- or short-circuited lead wires, or loose leadconnections2. Short-circuited, grounded or open generator coil3. Short-circuited or punctured regulator/rectifier1. Lead wires tend to get shorted or open-circuitedor loosely connected at terminals.2. Grounded or open-circuited generator coil3. Defective regulator/rectifier4. Defective cell plates in the battery1. Internal short-circuit in the battery2. Damaged or defective regulator/rectifier3. Poorly grounded regulator/rectifier1. Lead wire insulation frayed due to vibration,resulting in intermittent short-circuiting.2. Internally shorted generator3. Defective regulator/rectifier1. Run down battery2. Defective switch contacts3. Brushes not seating properly on starter motorcommutator4. Defective starter relay/starter interlock switch5. Defective main fuseReplace.Replace.Replace.Replace.Replace.Check and repair.Inspect FI system.Adjust fast idle or throttlestop screw.Change.Replace.Replace with hot type plug.Replace.Replace.Replace.Replace.Replace with cold typeplugs.Tune up.Retighten.Inspect FI system.Repair or replace orretighten.Replace.Replace.Repair or retighten.Replace.Replace.Replace the battery.Replace the battery.Replace.Clean and tighten groundconnection.Repair or replace.Replace.Replace.Repair or replace.Replace.Repair or replace.Replace.Replace.