Infiniti M35/M45 Y50. Manual — part 1147
TROUBLE DIAGNOSIS FOR SYMPTOMS
WT-35
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A
B
WT
TROUBLE DIAGNOSIS FOR SYMPTOMS
PFP:00007
Warning Lamp Does Not Come On When Ignition Switch Is Turned ON
NES000KH
1.
CHECK SELF-DIAGNOSIS RESULTS
1.
Perform “CONSULT-II Start Procedure”. Refer to
GI-38, "CONSULT-II Start Procedure"
.
2.
Touch “SELF-DIAG RESULTS”.
3.
Check display contents in self-diagnostic results.
Is above displayed on self-diagnosis display?
YES
>>
●
If “CAN COMM CIRCUIT [U1000]” is displayed, print out self-diagnosis. And then, go to
50, "CAN System Specification Chart"
.
●
Replace low tire pressure warning control unit if “CONTROL UNIT [CAN] [U1010]” is displayed.
NO
>> GO TO 2.
2.
CHECK COMBINATION METER
Check combination meter function.
OK or NG
OK
>> GO TO 3.
NG
>> Check combination meter. Refer to
.
3.
CHECK LOW TIRE PRESSURE WARNING LAMP
Disconnect low tire pressure warning control unit harness connector M19.
Does the warning lamp activate?
YES
>> Replace low tire pressure warning control unit. Refer to
WT-40, "Low Tire Pressure Warning Con-
.
NO
>> Check combination meter and repair or replace.
Warning Lamp Stay On When Ignition Switch Is Turned ON
NES000KW
1.
CHECK ALL TIRE PRESSURES
Check all tire pressures. Refer to
WT-41, "SERVICE DATA AND SPECIFICATIONS (SDS)"
OK or NG
OK
>> Check combination meter. Refer to
.
NG
>> Adjust tire pressure to specified value.
Self-diagnostic results
CAN COMM CIRCUIT [U1000]
CONTROL UNIT [CAN] [U1010]
WT-36
TROUBLE DIAGNOSIS FOR SYMPTOMS
Warning Lamp Blinks 1 Minute and Then Turns ON When Ignition Switch Is
Turned ON
NES000KI
1.
CHECK CONNECTOR
1.
Disconnect low tire pressure warning control unit harness connectors M19.
2.
Check terminals for damage or loose connections.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace damaged parts.
2.
CHECK POWER SUPPLY CIRCUIT (IGN)
1.
Turn ignition switch ON.
2.
Measure voltage between low tire pressure warning control unit
harness connector M19 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check low tire pressure warning control unit power sup-
ply circuit for open or short.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between low tire pressure warning control unit
harness connector M19 and ground.
OK or NG
OK
>> Replace low tire pressure warning control unit. Refer to
WT-40, "Low Tire Pressure Warning Control Unit"
NG
>> Repair or replace low tire pressure warning control unit
ground circuit.
Terminal
Voltage
(+)
(–)
2
Ground
12 V
SEIA0656E
Terminal
Continuity
(+)
(–)
17
Ground
Yes
SEIA0657E
TROUBLE DIAGNOSIS FOR SYMPTOMS
WT-37
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B
WT
Warning Lamp Blinks When Ignition Switch Is Turned ON
NES000KJ
NOTE:
If warning lamp blinks below, the system is normal.
Blink Mode A
●
This mode shows transmitter status is in OFF-mode.
Perform transmitter wake up operation. Refer to
1.
CHECK CONNECTOR
1.
Disconnect low tire pressure warning control unit harness connector M19.
2.
Check terminals for damage or loose connections.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace damaged parts.
2.
CHECK TIRE PRESSURE WARNING CHECK SWITCH CIRCUIT
Check continuity between low tire pressure warning control unit har-
ness connector M19 and ground.
OK or NG
OK
>> Replace low tire pressure warning control unit. Refer to
WT-40, "Low Tire Pressure Warning Control Unit"
NG
>> Repair or replace harness connector.
SEIA0347E
Terminal
Continuity
(+)
(–)
5
Ground
No
SEIA0658E
WT-38
TROUBLE DIAGNOSIS FOR SYMPTOMS
Turn Signal Lamp Blinks When Ignition Switch Is Turned ON
NES000KK
1.
CHECK TIRE PRESSURE WARNING CHECK SWITCH CIRCUIT
Check continuity between low tire pressure warning control unit har-
ness connector M19 and ground.
OK or NG
OK
>> Check turn signal lamp operation. Refer to
NG
>> Repair or replace harness connector.
ID Registration Can Not Be Completed
NES000KL
1.
ID REGISTRATION (ALL)
Perform ID registration of all transmitter.
Can ID registration of all transmitters be completed?
YES
>> INSPECTION END
NO
>> GO TO
Terminal
Continuity
(+)
(–)
5
Ground
No
SEIA0658E
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