Nissan Note [1684/1872] Ec 1684

Nissan Note [1684/1872] Ec 1684
EC-1684
[K9K]
TROUBLE DIAGNOSIS
Test Condition: Engine at Idle
SUB SYSTEM COLD LOOP
Test Condition: Engine Stopped and Ignition Switch ON
Order Function
Parameter or status
check or action
Display and notes Trouble diagnosis
1 Immobilizer ET003:
ENG IMMOBLIZ
INACTIVE
Indicates the status of the
immobilizer system.
INACTIVE: The ECM has
recognized the immobilizer
code transmitted by the
Intelligent Key unit or BCM.
ACTIVE: The ECM does
not recognize the immobi-
lizer code transmitted by
the Intelligent Key unit or
BCM.
If ACTIVE, perform the trouble
diagnosis for NATS.
2 Code programmed ET006:
CODE PROGRAM
YES
States whether the immobi-
lizer code has been pro-
grammed by the computer or
not.
YES: Code programmed
NO: Code not programmed
by the ECM.
If NO, replace ECM.
3 Battery voltage PR074: BATTERY VOL 13V < BATTERY VOL < 14V
In the event of a malfunction,
perform the trouble diagnosis for
CHARGING SYSTEM.
Order Function
Parameterorstatus
check or action
Display and notes Trouble diagnosis
1
Air conditioning
present
ET079:
PRSNC CLMTSTN
YES
States whether the vehicle is fit-
ted with air conditioning or not.
YES: Air conditioning is
detected by the ECM.
NO: Air conditioning is not
detected by the ECM.
If not consistent with the vehicle
equipment, perform the trouble
diagnosis for CAN communica-
tion line.
2
Compressor
engagement request
ET088:
DMND LNK COMP
INACTIVE
TheECMrequeststheIPDME/
R (via CAN communication) to
start the compressor
ACTIVE: The CAN communi-
cation should not be sus-
pected on the Automatic
Transmission, IPDM E/R or
Intelligent Key unit or BCM
system.
The Intelligent Key unit or
BCM should request the ECM
to be engaged.
The refrigerant pressure sen-
sor should not be suspected.
Satisfactory engine operating
conditions (engine coolant
temperature, engine load
etc.).
INACTIVE: One of the above
conditions has not been ful-
filled.
NONE.

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