Honda TRX500FM Service Manual

ELECTRIC POWER STEERING (EPS: FPM/FPE models)
DTC 16-01,16-02 ,17- 01,17-02,18-01,
18-02,18-05,18-06, 33-02,35-01 , 35-03,
or 35-04: EPS ECU INTERNAL CIRCUIT
Perform the troubleshooting according to the OTC in the
following table.
l
16.01 ~ ' E"piiS ' E"C"U internal circuit (Direction determine logic circuit)
(Regular diagnosis)
16-02 EPS ECU internal circuit (INH output circuit)
(Initial diagnosis)
17..()1 EPS ECU internal circuit (Voltage raise transformation circuit)
17..()2
18..()1
r 18"'(}2
18-05
18-06
(Initial diagnosis)
EP$ ECU internal circuit (Voltage raise transformation circuit)
(Regular diagnosis)
EPS ECU internal circuit (Current sensor)
(Initial diagnosis) ==J
EPS ECU internal circuit (Current sensor off set)
(Regular
diagnosi s)
EPS ECU Internal circuit (Motor current deflection)
(Regular diagnosis)
EPS ECU internal circuit ( 1M2 ) I
(Regu lar diagnosi s)
33.()
iC
2 .-+--i
EPS
ECU
internal circuit (EEPR'''O'''M") -- ---
(Regular diagnosis)
35-01 EPS ECU internal circuit (CPU)
(Initial and regular diagnosis)
35.() 1: EPS ECU internal circuit (CPU communication)
(Initial diagnosis)
35-04 EPS ECU Internal circuit (CPU co mmunication)
(Regular diagnosis)
1. EPS ECU System Inspection
1. Erase the DTG {page 24· 11 J.
2. Start the engine.
3 Fully lum the handlebar to the left or right and
hold it 10 seconds.
4. Check the
EPS indicator.
Does the EPS indicator come on?
YES - GO TO STEP 2.
NO - Intermittent failure.
2. OTC Inspection
1. Check t he DIG (page 24-10).
Is Dre 1S.01, 16-02, 17-01, 17.02, 18-01, 18-02,
18 -05, 18-06, 33-02, 3S.01 , 35-03 or 35-04
indicated?
YES - Replace the EPS EeU with a known good
one (page 24-35), and recheck.
NO - Perform the
troubleshooting for th e
indicated DTC (page
24 -16).
24-23

Honda TRX500FM Specifications

General

Brand	Honda
Model	TRX500FM
Category	Offroad Vehicle
Language	English