Nissan Titan A60. Manual - part 325
DIFFERENTIAL LOCK CONTROL UNIT
DLN-239
< ECU DIAGNOSIS INFORMATION >
[REAR FINAL DRIVE: M226 (ELD) ]
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DTC Index
INFOID:0000000006179614
CAUTION:
If “CAN COMM CIRCUIT [U1000]” is displayed with other DTCs, first perform the trouble diagnosis for CAN communication
line.
Items (CONSULT-III screen
terms)
Diagnostic item is detected when...
Check item
INITIAL START
[P1833]
Due to removal of battery which cuts off power supply to differential
control unit, self-diagnosis memory function is suspended.
CONTROL UNIT 1
[P1834]
Malfunction is detected in the memory (RAM) system of differential
lock control unit.
CONTROL UNIT 2
[P1835]
Malfunction is detected in the memory (ROM) system of differential
lock control unit.
CONTROL UNIT 3
[P1836]
Malfunction is detected in the memory (EEPROM) system of differ-
ential lock control unit.
CONTROL UNIT 4
[P1837]
AD converter system of differential lock control unit is malfunctioning.
ON SW
[P1838]
More than two switch inputs are simultaneously detected due to
short circuit of differential lock mode switch.
POSI SW ON
[P1839]
When differential lock position switch is ON, rotation difference oc-
curs in wheel speed (rear wheel right and left).
RELAY
[P1844]
Differential lock control unit detects as irregular by comparing target
value with monitor value.
SOL CIRCUIT
[P1847]
Malfunction is detected in differential lock control unit internal circuit.
SOL DISCONNECT
[P1848]
• Differential lock solenoid internal circuit or harness is open.
• Differential lock solenoid relay does not switch to ON position.
SOL SHORT
[P1849]
Differential lock solenoid internal circuit or harness is shorted.
SOL CURRENT
[P1850]
Differential lock solenoid relay does not switch to OFF position.
ABS SYSTEM
[C1203]
Malfunction related to wheel sensor has been detected by ABS ac-
tuator and electric unit (control unit).
CAN COMM CIRCUIT
[U1000]
Malfunction has been detected from CAN communication line.