Nissan Rogue. Manual - part 276
DAS
U1A48-00 ECM/HPCM COMMUNICATION
DAS-275
< DTC/CIRCUIT DIAGNOSIS >
[CHASSIS CONTROL]
C
D
E
F
G
H
I
J
K
L
M
B
N
P
A
U1A48-00 ECM/HPCM COMMUNICATION
DTC Description
INFOID:0000000011277446
DTC DETECTION LOGIC
POSSIBLE CAUSE
• ECM
• Chassis control module
• CAN communication line
FAIL-SAFE
The following functions are suspended:
• Active Trace Control function
• Active Ride Control function
• Active Engine Brake function
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.
CHECK DTC DETECTION
With CONSULT
1. Turn the ignition switch OFF to ON.
CAUTION:
Be sure to wait of 10 seconds after turning ignition switch OFF or ON.
2. Perform “Self Diagnostic Result” of “CHASSIS CONTROL”.
Is DTC “U1A48-00” detected?
YES
>> Proceed to
DAS-275, "Diagnosis Procedure"
NO-1 >> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2 >> Confirmation after repair: Inspection End.
Diagnosis Procedure
INFOID:0000000011277447
Regarding Wiring Diagram information, refer to
1.
CHECK CAN DIAGNOSIS SUPPORT MONITOR
With CONSULT
1. Select and “CAN Diagnosis Support Monitor” of “CHASSIS CONTROL”.
2. Check malfunction between each control unit connected to chassis control module.
Check the result of “PRESENT”?
>> Refer to
LAN-9, "CAN Communication Control Circuit"
.
“TRANSMIT DIAG” is other than “OK”>>GO TO 2.
“ENGINE” other than “OK”>>GO TO 3.
2.
CHECK TRANSMITTING SIDE UNIT
1. Turn the ignition switch OFF.
DTC
Display Item
(Trouble diagnosis content)
Malfunction detected condition
U1A48-00
ECM/HPCM COMM
(ECM/HPCM communication)
When chassis control module is not receiving CAN communication signal (be-
tween chassis control module and ECM) for 2 seconds or more.