2005 NISSAN NAVARA Repair Workshop Manual

fuse box navigation system start stop button battery location fuel tank removal battery replacement

Page 761 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual NATS(NISSAN ANTI-THEFT SYSTEM)
BL-177
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Trouble Diagnosis ProcedureEIS00DAZ
WORK FLOW
MIIB0944E

Page 762 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual BL-178
NATS(NISSAN ANTI-THEFT SYSTEM)
Trouble Diagnoses
EIS00DB0
SYMPTOM MATRIX CHART 1
Self-diagnosis related item
*1: When NATS detects trouble, the security indicator lights up while ignition key i

BL-178
NATS(NISSAN ANTI-THEFT SYSTEM)
Trouble Diagnoses
EIS00DB0
SYMPTOM MATRIX CHART 1
Self-diagnosis related item
*1: When NATS detects trouble, the security indicator lights up while ignition key is in the “ON” position.
SYMPTOM MATRIX CHART 2
Non self-diagnosis related item
*: CONSULT-II self-diagnostic results display screen “no malfunction is detected”.SYMPTOMDisplayed “SELF-DIAG
RESULTS” on CON-
SULT-II screen.DIAGNOSTIC PROCE-
DURE
(Reference page)SYSTEM
(Malfunctioning part or mode)
lSecurity indicator
lighting up*1
lEngine cannot be
startedCHAIN OF ECM-IMMU
[P1612]PROCEDURE 1
(BL-179
)In rare case, “CHAIN OF ECM-IMMU” might be stored
during key registration procedure, even if the system is
not malfunctioning.
Open circuit in battery voltage line of BCM circuit
Open circuit in ignition line of BCM circuit
Open circuit in ground line of BCM circuit
Open or short circuit between BCM and ECM communi-
cation line
ECM
BCM
DIFFERENCE OF KEY
[P1615]PROCEDURE 2
(BL-181
)Unregistered key
BCM
CHAIN OF IMMU-KEY
[P1614]PROCEDURE 3
(BL-181
)Malfunction of key ID chip
Communication line between ANT/ AMP and BCM:
Open circuit or short circuit of battery voltage line or
ground line
Open circuit in power source line of ANT/ AMP circuit
Open circuit in ground line of ANT/ AMP circuit
NATS antenna amp.
BCM
ID DISCORD, IMM-
ECM
[P1611]PROCEDURE 4
(BL-184
)System initialization has not yet been completed.
ECM
ECM
[P1616]EC-269, "
DTC P1616
ECM"ECM
lSecurity indicator
lighting up*1
lEngine cannot be
startedLOCK MODE
[P1610]PROCEDURE 6
(BL-187)When the starting operation is carried out five or more
times consecutively under the following conditions, NATS
will shift the mode to one which prevents the engine from
being started.
lUnregistered ignition key is used.
lBCM or ECM’s malfunctioning.
Security indicator
lighting up*
1
DON'T ERASE
BEFORE CHECKING
ENG DIAGWORK FLOW
(BL-177
)Engine trouble data and NATS trouble data have been
detected in ECM
SYMPTOMDIAGNOSTIC PROCEDURE
(Reference page)SYSTEM
(Malfunctioning part or mode)
Security indicator does not light up*.PROCEDURE 5
(BL-185
)Security indictor.
Open circuit between Fuse and BCM
BCM

Page 763 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual NATS(NISSAN ANTI-THEFT SYSTEM)
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Diagnostic Procedure 1EIS00DB1
Self-diagnostic results:
“CHAIN OF ECM-IMMU” displayed on CONSULT-II screen
First perform the “SELF

Page 764 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual BL-180
NATS(NISSAN ANTI-THEFT SYSTEM)
4.CHECK GROUND CIRCUIT FOR BCM
1. Turn ignition switch OFF.
2. Check continuity between BCM connector M44 terminal 55 and ground.
OK or NG
OK >> GO TO 5.
NG >> Re

Page 765 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual NATS(NISSAN ANTI-THEFT SYSTEM)
BL-181
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Diagnostic Procedure 2EIS00DB2
Self-diagnostic results:
“DIFFERENCE OF KEY” displayed on CONSULT-II screen
1.CONFIRM SELF-DIAGNOSTIC

Page 766 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual BL-182
NATS(NISSAN ANTI-THEFT SYSTEM)
3.CHECK NATS IGNITION KEY ID CHIP
Start engine with another registered NATS ignition key.
Doestheenginestart?
Yes >> Ignition key ID chip is malfunctioning.
lRepl

Page 767 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual NATS(NISSAN ANTI-THEFT SYSTEM)
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6.CHECK NATS ANTENNA AMP. SIGNAL LINE- 2
Check voltage between NATS antenna amp. connector M37 terminal 4 and ground with analogue teste

Page 768 of 3171

NISSAN NAVARA 2005 Repair Workshop Manual BL-184
NATS(NISSAN ANTI-THEFT SYSTEM)
Diagnostic Procedure 4
EIS00DB4
Self-diagnostic results:
“ID DISCORD, IMM-ECM” displayed on CONSULT-II screen
1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-D

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