Infiniti QX56 (JA60). Manual — part 867
SEC-114
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
When a front wiper auto stop signal is in the conditions listed below, IPDM E/R stops power supply to wiper
after repeating a front wiper 10 second activation and 20 second stop five times.
NOTE:
This operation status can be confirmed on the IPDM E/R “DATA MONITOR” that displays “Block” for the item
“WIP PROT” while the wiper is stopped.
STARTER MOTOR PROTECTION FUNCTION
IPDM E/R turns OFF the starter control relay to protect the starter motor when the starter control relay remains
active for 90 seconds.
DTC Index
INFOID:0000000005282722
NOTE:
The details of TIME display are as follows.
• CRNT: The malfunctions that are detected now
• 1 - 39: The number is indicated when it is normal at present and a malfunction was detected in the past. It
increases like 0
→ 1 → 2 ··· 38 → 39 after returning to the normal condition whenever IGN OFF → ON. It is
fixed to 39 until the self-diagnosis results are erased if it is over 39. It returns to 0 when a malfunction is
detected again in the process.
Ignition switch
Front wiper switch
Auto stop signal
ON
OFF
Front wiper stop position signal cannot be
input 10 seconds.
ON
The signal does not change for 10 seconds.
CONSULT-III display
Fail-safe
TIME
NOTE
Refer to
No DTC is detected.
further testing
may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
×
CRNT
1 – 39
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION SYMPTOMS
SEC-115
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
SYMPTOM DIAGNOSIS
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION SYMPTOMS
Symptom Table
INFOID:0000000005147148
NOTE:
• Before performing the diagnosis in the following table, check “
”.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• Engine cranking is enabled when the shift lever is in the "Park" position, and in the "Neutral" position only if
the brake pedal is depressed.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)
• Engine start function is ON when setting on CONSULT-III.
• Mechanical key is not inserted in key cylinder.
• One or more of Intelligent Keys with registered Intelligent Key ID is in the vehicle.
Symptom
Diagnosis/service procedure
Reference
page
Ignition switch does not turn on with Intelligent Key.
[LCD displays "KEY DETECTED"]
1.
Check steering lock solenoid.
2.
Replace Intelligent Key unit.
Ignition switch does not turn on with Intelligent Key.
[LCD does not display "PUSH" with arrow toward key
cylinder]
1.
Check Intelligent Key unit power supply and ground circuit.
2.
Check ignition knob switch.
3.
Check key switch (BCM input).
4.
Check key switch (Intelligent Key unit input).
5.
Replace Intelligent Key unit.
Ignition switch does not turn on with Intelligent Key.
[LCD displays " NO KEY"]
1a.
Check center console area antenna (rear).
1b.
Check luggage area antenna.
1c.
Check center console area antenna (front).
1d.
Check overhead console area antenna.
2.
Replace Intelligent Key unit.
Ignition switch does not turn on with mechanical key
1.
Check key switch (BCM input).
2.
Check key switch (Intelligent Key unit input).
Engine cannot be cranked with transmission in "Park"
or in "Neutral" position with brake pedal depressed.
1.
Check transmission signal.
2.
Check stop lamp switch.
SEC-116
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
VEHICLE SECURITY SYSTEM SYMPTOMS
VEHICLE SECURITY SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000005147149
*: Check the system is in the armed phase.
Procedure
Diagnostic procedure
Refer to page
Symptom
1
Vehicle security sys-
tem cannot be set by
····
Door switch
Check door switch (LF, RF, LR, RR, back)
Glass ajar switch
Check glass ajar switch
Hood switch
Check hood switch
Intelligent Key
Check Intelligent Key system
Key cylinder switch
Check key cylinder switch
—
Check Intermittent Incident
Security indicator does not turn ON.
Check vehicle security indicator
Check Intermittent Incident
2
* Vehicle security
system does not
sound alarm when ····
Any door is opened.
Check door switch (LF, RF, LR, RR, back)
Glass hatch is opened
Glass ajar switch
Hood is opened
Check hood switch
—
Check Intermittent Incident
3
Vehicle security
alarm does not acti-
vate.
Horn alarm
Check horn switch
—
Check Intermittent Incident
4
Vehicle security sys-
tem cannot be can-
celed by ····
Intelligent Key
Check Intelligent Key system
Key cylinder switch
Check key cylinder switch
—
Check Intermittent Incident
INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS SYMPTOMS
SEC-117
< SYMPTOM DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
INFINITI VEHICLE IMMOBILIZER SYSTEM-NATS SYMPTOMS
Symptom Table
INFOID:0000000005147150
NOTE:
• Before performing the diagnosis in the following table, check “
”.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)
• Mechanical key is not inserted into key cylinder.
• Ignition knob switch is not depressed.
Symptom
Diagnosis/service procedure
Reference page
Security indicator does not turn ON or flash.
1. Check vehicle security indicator
2. Check Intermittent Incident
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