Section 04 FUEL SYSTEM
Subsection 02 (ELECTRONIC FUEL INJECTION (EFI))
lmr2006-021-002_b
TYPICAL
If resistance is not within specifications, replace
the CPS.
If resistance tests good, reconnect the CPS and
disconnect the ECM connector A on the ECM.
Using a multimeter and the
ECM ADAPTER TOOL
(P/N 529 036 166)
.
Select
and check circuit resistance as per table.
ECM ADAPTER MEASUREMENT
PIN
RESISTANCE
@ 20°C (68°F)
A-H1 A-K2
See above
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If resistance value is correct, check ECM. Refer to
ENGINE CONTROL MODULE (ECM)
in this sec-
tion.
If resistance value is incorrect, repair the connec-
tors or replace the wiring harness between ECM
connector and the CPS.
CPS Replacement
Open seat.
Remove rear ventilation box. Refer to
AIR INTAKE
SYSTEM
.
Remove deck extension. Refer to
BODY
.
Remove air intake silencer. Refer to
AIR INTAKE
SYSTEM
.
Drain oil from PTO housing. Refer to
PTO HOUS-
ING AND MAGNETO
.
NOTE: It is not necessary to drain oil from engine.
Disconnect CPS connector.
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TYPICAL
Remove wire
retaining clip if applicable.
Remove CPS retaining screw.
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1. Wire retaining clip
2. CPS retaining screw
Pull out CPS.
Reverse procedure for installation. However, pay
attention to the following.
Apply
LOCTITE 243 (BLUE) (P/N 293 800 060) on
screw threads then torque to 9 N•m (80 lbf•in).
Refill engine oil and check oil level, refer to
LUBRI-
CATION SYSTEM
subsection.
242 smr2009-030
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