Nissan GT-R (R35) · Service Manual
SUSPENSION
SUSPENSION › SUSPENSION CONTROL SYSTEM › SYMPTOM DIAGNOSIS
E-SUS MODE LAMP DOES NOT TURN ON
Bilstein DampTronic
Description
Diagnosis Procedure
Description
No mode lamp illuminates when the set-up switch (suspension) is switched to “R mode”or “COMFORT mode”.
Diagnosis Procedure
1.CHECK SET-UP SWITCH (SUSPENSION) MODE LAMP POWER SUPPLY
Turn the ignition switch OFF.
Remove the set-up switch (suspension).
Check the voltage between the set-up switch (suspension) connector terminals.
Set-up switch (suspension)
—
Measuring condition
Voltage
Connector
Terminal
M73
18
Ground
Ignition switch: ON
Battery voltage
Ignition switch: OFF
Approx. 0 V
Is the inspection result normal?
YES
>>
GO TO 2.
NO
>>
Check the following items, and repair or replace the malfunctioning parts.
Open circuit in 10 A fuse (#45)
Short circuit between the 10 A fuse (#45) connector and set-up switch (suspension) harness connector terminal 18
Open circuit between the ignition switch and set-up switch (suspension) harness connector terminal 18
Battery or ignition switch
2.CHECK SET-UP SWITCH (SUSPENSION) CIRCUIT
Disconnect the E-SUS control unit harness connector.
Check the continuity between the E-SUS control unit connector and set-up switch (suspension) harness connector.
E-SUS control unit
Set-up switch (suspension)
Continuity
Connector
Terminal
Connector
Terminal
M110
5
M73
19
Existed
9
8
Check the continuity between the E-SUS control unit harness connector and ground.
E-SUS control unit
—
Continuity
Connector
Terminal
M110
5
Ground
Not existed
9
Is the inspection result normal?
YES
>>
GO TO 3.
NO
>>
Repair or replace the malfunctioning harness or connector.
3.PERFORM ACTIVE TEST
With CONSULT-III
Connect the E-SUS control unit harness connector.
Connect the set-up switch (suspension) connector.
Select “MODE LAMP” in “ACTIVE TEST”.
On the display, touch “ON” or “OFF”, and check that the system operates as shown in the table below.
Test item
Display Item
Display Item
Illumination status
ON
OFF
MODE LAMP
R
ON
OFF
COMF
Is the inspection result normal?
YES
>>
GO TO 4.
NO
>>
Replace the set-up switch (suspension).
4.PERFORM SELF-DIAGNOSIS
With CONSULT-III
Perform E-SUS control unit self-diagnosis.
Is DTC “D1D21” or “D1D22”detected?
YES
>>
Go to
DTC Index
.
NO
>>
GO TO 5.
5.CHECK INFORMATION
Check the information and malfunction history of “DATA MONITOR” for each DTC. Refer to
Reference Value (GT-R certified NISSAN dealer)
.
Is each data within standard values?
YES
>>
Check pin terminal and connection of each harness connector for damage or loose connection.
NO
>>
Replace E-SUS control unit. Refer to
Exploded View (GT-R certified NISSAN dealer)
.
1.CHECK SET-UP SWITCH (SUSPENSION) MODE LAMP POWER SUPPLY
With CONSULT-III