2006 INFINITI FX35 Service Manual

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Page 1937 of 4462

INFINITI FX35 2006 Service Manual DTC P1805 BRAKE SWITCH EC-553
[VQ35DE]
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EC
Revision: 2006 December 2006 FX35/FX45
Specification data are reference values and are measured between each terminal and

Page 1938 of 4462

INFINITI FX35 2006 Service Manual EC-554
[VQ35DE]
DTC P1805 BRAKE SWITCH
Revision: 2006 December 2006 FX35/FX45
3. DETECT MALFUNCTIONING PART
Check the following.
10A fuse
Fuse block (J/B) connector E201
Harness for open and short

Page 1939 of 4462

INFINITI FX35 2006 Service Manual DTC P1805 BRAKE SWITCH EC-555
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Revision: 2006 December 2006 FX35/FX45
Component InspectionNBS003YC
STOP LAMP SWITCH
1. Disconnect stop lamp switch harnes

Page 1940 of 4462

INFINITI FX35 2006 Service Manual EC-556
[VQ35DE]
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY
Revision: 2006 December 2006 FX35/FX45
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAYPFP:16119
Component DescriptionNBS004IY
Power supply f

EC-556
[VQ35DE]
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY
Revision: 2006 December 2006 FX35/FX45
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAYPFP:16119
Component DescriptionNBS004IY
Power supply for the throttle control motor is provided to the ECM via throttle control motor relay. The throttle
control motor relay is ON/OFF controlled by the ECM. When the ignition switch is turned ON, the ECM sends
an ON signal to throttle control motor relay and battery voltage is provided to the ECM. When the ignition
switch is turned OFF, the ECM sends an OFF signal to throttle control motor relay and battery voltage is not
provided to the ECM.
CONSULT-II Reference Value in Data Monitor ModeNBS004IZ
Specification data are reference values.
On Board Diagnosis LogicNBS004J0
These self-diagnoses have the one trip detection logic.
FAIL-SAFE MODE
When the malfunction is detected, ECM enters fail-safe mode and the MlL lights up.
DTC Confirmation ProcedureNBS004J1
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
PROCEDURE FOR DTC P2100
With CONSULT-II
1. Turn ignition switch ON and wait at least 2 seconds.
2. Select “DATA MONITOR””mode with CONSULT-II.
3. Start engine and let it idle for 5 seconds.
4. If DTC is detected, go to EC-559, "
Diagnostic Procedure" .
With GST
Follow the procedure “With CONSULT-II” above.
MONITOR ITEM CONDITION SPECIFICATION
THRTL RELAY
Ignition switch: ON ON
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P2100
2100 Throttle control motor
relay circuit open ECM detects a voltage of power source for
throttle control motor is excessively low.
Harness or connectors
(Throttle control motor relay circuit is
open)
Throttle control motor relay
P2103
2103 Throttle control motor
relay circuit short ECM detects the throttle control motor relay is
stuck ON.
Harness or connectors
(Throttle control motor relay circuit is
shorted)
Throttle control motor relay
Engine operating condition in fail-safe mode
ECM stops the electric throttle control actuator control, throttle valve is maintained at a fixed opening (approx. 5 degrees) b y the return
spring.
SEF058Y

Page 1941 of 4462

INFINITI FX35 2006 Service Manual DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY EC-557
[VQ35DE]
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EC
Revision: 2006 December 2006 FX35/FX45
PROCEDURE FOR DTC P2103
TESTING CONDITION:
Before performin

Page 1942 of 4462

INFINITI FX35 2006 Service Manual EC-558
[VQ35DE]
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY
Revision: 2006 December 2006 FX35/FX45
Wiring DiagramNBS004J2
TBWM1397E

Page 1943 of 4462

INFINITI FX35 2006 Service Manual DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY EC-559
[VQ35DE]
C
D E
F
G H
I
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K L
M A
EC
Revision: 2006 December 2006 FX35/FX45
Specification data are reference values and are measured bet

Page 1944 of 4462

INFINITI FX35 2006 Service Manual EC-560
[VQ35DE]
DTC P2100, P2103 THROTTLE CONTROL MOTOR RELAY
Revision: 2006 December 2006 FX35/FX45
2. CHECK THROTTLE CONTROL MOTOR RELAY POWER SUPPLY CIRCUIT-II
1. Disconnect ECM harness connector.

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