Crankshaft/Automatic Transmission Troubleshooting; Oil Level Inspection; Oil Pressure Test - Honda Fourtrax Rancher AT 2004 Service Manual

CRANKSHAFT I AUTOMATIC TRANSMISSION
TROUBLESHOOTING
• Before starting this diagnostic troubleshooting, make sure that the gear position indicator is not
blinking "--" (Electrical system of the Hondamatic is normal) and all the engine maintenance items
have been performed and are within specifications.
Faulty drive performance of the vehicle
1. Oil level inspection
Check the oillevet (page 4-12),
Is the oil level correct?
NO - Fill the crankcase with recommended oil (page 4-12)
YES - GO TO STEP 2.
2. Oil pressure test
If poor performance occurs
only at vehicle maximum speed with ESP selected, angle sensor mal-
function is the likely cause. Perform sensor inspection (page 24-22).
Check the engine oil pressure (page 5-7).
Is the oil pressure correct?
NO - Faulty lubrication system (page 5-6)
YES - GO TO STEP 3_
3. Centrifugal clutch inspection 1
Test-drive t he vehicle to check the engine speed and vehicle speed condition.
Does vehicle engine speed rise, but vehicle speed does not rise7
YES - GO TO STEP 4.
NO - GO TO STEP 5.
4. Centrifugal clutch inspection 2
Check the centrifugal clutch (page 10-5).
Is the centrifugal clutch normal condition7
NO - Correct the faulty part
YES - Faulty automatic transmission
5. Automatic transmission bearing inspection
Remove the front crankcase cover (page 5-8), and check the automatic transmission bearing condi-
tion.
Is the bearing normal condition?
NO - Faulty transmission bearing
YES - GO TO STEP 6.
6. SUb-transmission inspection
Check the sub-transmission (page 12-12).
Is the sub-transmission normal condition7
NO - faulty sub-transmission
YES - Faulty automatic transmission
13-5