Section 05
ENGINE MANAGEMENT (DI)
Subsection 04
(DIAGNOSTIC PROCEDURES)
SMR2000-052-05-04A.FM
05-04-9
DI System Fault Code Chart
FA
ULT
C
ODE
DI
AGNOS
ED
COM
PONE
N
T/
S
E
N
S
O
R
/C
IR
C
U
IT
EC
U I
N
TE
RNAL
NAME
FAUL
T
DETE
CTED
FAUL
T DETE
CTED
W
HI
L
E ENGI
NE
RUNNI
NG
FAUL
T DETE
CTED
W
HI
L
E ENGI
NE
NOT
RU
NNI
NG
NORM
AL
O
PERAT
ION
R
E
SUM
E
S I
F
FAUL
T
REM
O
VE
D AN
D.
..
SERVICE ACTION
AND
POSSIBLE CAUSES
P1100
Direct
injector
MAG
AIR_INJ_1
Open or
short circuit
Yes
No
Return to
idle
Service action:
Check for 2.0 ohm resistance between system circuits 4-15 and 4-5.
Check for + 12 volts on pin A of injector connector (color).
Possible causes:
Damaged injector, damaged circuit wires, damaged connector,
damaged ECU output pins. ECU failure.
P1101
Direct
injector PTO
AIR_INJ_2
Open or
short circuit
Yes
No
Return to
idle
Service action:
Check for 2.0 ohm resistance between system circuits 4-21 and 4-6.
Check for + 12 volts on pin A of injector connector (color).
Possible causes:
Damaged injector, damaged circuit wires, damaged connector,
damaged ECU output pins. ECU failure.
P0201
Fuel injector
MAG
FUEL_INJ_1
Open or
short circuit
Yes
No
Return to
idle
Service action:
Check for 2.5 ohm resistance between system circuits 4-13 and 4-7.
Check for + 12 volts on pin A of injector connector (color).
Possible causes:
Damaged injector, damaged circuit wires, damaged connector,
damaged ECU output pins. ECU failure.
P0202
Fuel injector
PTO
FUEL_INJ_2
Open or
short circuit
Yes
No
Return to
idle
Service action:
Check for 2.5 ohm resistance between 4-14 and 4-8. Check for + 12
volts on pin A of injector connector (color).
Possible causes:
Damaged injector, damaged circuit wires, damaged connector,
damaged ECU output pins. ECU failure.
P0351
Ignition coil,
primary
winding MAG
IGN_CYL_1
Open or
short circuit
on ignition
primary
circuit
Yes
No
Return to
idle
Service action:
Check for 1.0 ohm resistance between system circuits 3-21 and 3-22.
Check for + 12 volts on pin A of coil connector (color).
Possible causes:
Damaged coil, damaged circuit wires, damaged connector, dam-
aged ECU output pins. ECU failure.
P0352
Ignition coil,
primary
winding PTO
IGN_CYL_2
Open or
short circuit
on ignition
primary
circuit
Yes
No
Return to
idle
Service action:
Check for 1.0 ohm resistance between system circuits 3-20 and 3-23.
Check for + 12 volts on pin A of coil connector (color).
Possible causes:
Damaged coil, damaged circuit wires, damaged connector, dam-
aged ECU output pins. ECU failure.
P0335
Encoder
Encoder
Wrong
pattern
sensed
Yes
No
Return to
idle
Service action:
Check for 12 volts on pin 5 and 5 volts on 6 and 0 volts on pin 4 of
encoder harness connector. Check system circuits 2-6, 2-7, 2-14.
Possible causes:
Damaged sensor, damaged circuit wires, damaged connector,
damaged ECU pins. ECU failure. Damaged tooth wheel. Check cor-
rect rectifier regulator operation.
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Summary of Contents for 2001 RX
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