Nissan Titan. Manual — part 668
TIRE PRESSURE MONITORING SYSTEM
WT-37
< WIRING DIAGRAM >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
ABEIA0183GB
WT-38
< SYMPTOM DIAGNOSIS >
TPMS
SYMPTOM DIAGNOSIS
TPMS
Symptom Table
INFOID:0000000009885661
Symptom
Reference
Low tire pressure warning lamp does not come on when ignition switch is turned ON.
Low tire pressure warning lamp stays on when ignition switch is turned ON.
Low tire pressure warning lamp flashes when ignition switch is turned ON.
Hazard warning lamps flash when ignition switch is turned ON.
ID registration cannot be completed.
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON
WT-39
< SYMPTOM DIAGNOSIS >
C
D
F
G
H
I
J
K
L
M
A
B
WT
N
O
P
LOW TIRE PRESSURE WARNING LAMP DOES NOT TURN ON
Low Tire Pressure Warning Lamp Does Not Come On When Ignition Switch Is Turned
On
INFOID:0000000009885662
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
• Activate and display TPMS transmitter IDs
• Display tire pressure reported by the TPMS transmitter
• Read TPMS DTCs
• Register TPMS transmitter IDs
DIAGNOSTIC PROCEDURE
1.
SELF-DIAGNOSTIC RESULT CHECK
Using CONSULT, check display contents of BCM in SELF-DIAGNOSIS.
Is ”CAN COMM CIRCUIT” displayed in the self-diagnosis display items?
YES
>> Malfunction in CAN communication system. Refer to
LAN-46, "CAN System Specification
.
NO
>> GO TO 2
2.
CHECK COMBINATION METER
Check combination meter operation. Refer to
MWI-28, "CONSULT Function (METER/M&A)"
.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace combination meter. Refer to
MWI-93, "Removal and Installation"
3.
CHECK LOW TIRE PRESSURE WARNING LAMP
Disconnect BCM harness connector.
Does the low tire pressure warning lamp activate?
YES
>> Replace BCM. Refer to
BCS-52, "Removal and Installation"
NO
>> Check combination meter operation.
WT-40
< SYMPTOM DIAGNOSIS >
LOW TIRE PRESSURE WARNING LAMP STAYS ON
LOW TIRE PRESSURE WARNING LAMP STAYS ON
Low Tire Pressure Warning Lamp Stays On When Ignition Switch Is Turned On
INFOID:0000000009885663
DIAGNOSTIC PROCEDURE
1.
BCM CONNECTORS
1. Turn ignition switch OFF.
2. Disconnect BCM harness connectors.
3. Check terminals for damage or loose connections.
Is the inspection result normal?
YES
>> GO TO 2
NO
>> Repair or replace damaged parts.
2.
BCM POWER SUPPLY AND GROUND CIRCUITS
Check BCM power supply and ground circuits. Refer to
.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-52, "Removal and Installation"
NO
>> Repair BCM circuits.
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