ODES WORKCROSS UTV650 - Page 227

9.TROUBLESHOOTING
9-12
8. Check encoder wheel.
Bent tooth. Refer to MAGNETO SYSTEM.
9. Check engine compression.
Insufficient engine compression. Replace defective part(s).
10. Check fault codes in B.U.D.S. system.
Check if electrical actuator(s) is/are defective. Replace defective part(s)
(refer to COMPONENT INSPECTION AND ADJUSTMENT).
Symptom: ENGINE DOES NOT START
1. Electrical problem.
Determine if the electrical system works correctly (fuse(s), battery, wiring
harness, etc.). refer to IGNITION SYSTEM.
2. Problem with fuel system (carburetor, fuel pump, hoses, etc.).
Clean, inspect, repair or replace defective parts. Replace defective part(s).
3. Check engine compression.
Insufficient engine compression. Replace defective parts.
Valve seat worn and/or damaged. Repair by performing valve guide
procedure (refer to CYLINDER AND HEAD). Readjust valve clearance.
4. Internal engine problem.
Overhaul engine to find defective parts. Refer to the appropriate section
in ENGINE.
Symptom: ENGINE HARD TO START
1. Check idle bypass valve.
Stuck or defective. Refer to ENGINE MANAGEMENT.
2. Check closed throttle and idle actuator with B.U.D.S.
Wrong TPS zero setting/idle bypass valve reset. Refer to ENGINE
MANAGEMENT.
3. Check engine compression.
Wrong adjustment (likely too tight). Refer to ENGINE MANAGEMENT.
4. Check engine compression.
Insufficient engine compression. Replace defective part(s) refer to LEAK
TEST.
5. Verify spark plug condition.
Defective, improperly set, worn out, fouled. Identify source of problem
and correct. Replace.
6. Check fuel level in fuel tank and fuel pressure.
Low or no fuel pressure. Replace defective part(s) refer to FUEL TANK
AND FUEL PUMP.
7. Check CAPS (camshaft position sensor).