2006 NISSAN VERSA Workshop Service Repair Manual

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Page 705 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual BL-216
NATS (NISSAN ANTI-THEFT SYSTEM)
Revision: June 20062007 Versa
Terminals and Reference Values for BCMEIS0093U
Refer to BCS-12, "Terminals and Reference Values for BCM" .
CONSULT-II FunctionEIS00

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NISSAN VERSA 2006 Workshop Service Repair Manual NATS (NISSAN ANTI-THEFT SYSTEM)
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8. Perform each diagnostic test mode according to each service
procedure.
For further information, see th

Page 707 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual BL-218
NATS (NISSAN ANTI-THEFT SYSTEM)
Revision: June 20062007 Versa
NATS SELF-DIAGNOSTIC RESULTS ITEM CHART
Detected items
[NATS program card screen terms]P No. Code
(Self-diagnostic
result of
“

Page 708 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual NATS (NISSAN ANTI-THEFT SYSTEM)
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Trouble Diagnosis ProcedureEIS0093W
PRELIMINARY CHECK
1. GET SYMPTOMS
Listen to customer complaints reque

Page 709 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual BL-220
NATS (NISSAN ANTI-THEFT SYSTEM)
Revision: June 20062007 Versa
WORK FLOW
1. STARTING ENGINE
Check if the engine could be started by inserting the mechanical key into the ignition key cylinder an

Page 710 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual NATS (NISSAN ANTI-THEFT SYSTEM)
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8. NATS TROUBLE DIAGNOSIS
Repair NATS according to self-diagnosis results refer to NATS (if necessary, pe

Page 711 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual BL-222
NATS (NISSAN ANTI-THEFT SYSTEM)
Revision: June 20062007 Versa
Trouble DiagnosesEIS0093X
SYMPTOM MATRIX CHART 1
Self-diagnosis related item
*: When NATS detects trouble, the security indicator

BL-222
NATS (NISSAN ANTI-THEFT SYSTEM)
Revision: June 20062007 Versa
Trouble DiagnosesEIS0093X
SYMPTOM MATRIX CHART 1
Self-diagnosis related item
*: 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)
Security indicator
lighting up*
Engine cannot be
startedCHAIN OF ECM-IMMU
[P1612]PROCEDURE 1
(BL-223
)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 commu-
nication line
ECM
BCM
CHAIN OF IMMU-KEY
[P1614]PROCEDURE 2
(BL-225
)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 3
(BL-227
)System initialization has not yet been completed.
ECM
LOCK MODE
[P1610]PROCEDURE 5
(BL-229
)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.
Unregistered ignition key is used.
BCM or ECM’s malfunctioning.
Security indicator
lighting up*DON'T ERASE
BEFORE CHECKING
ENG DIAGWORK FLOW
(BL-220
)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 4
(BL-228
)Security indictor.
Open circuit between Fuse and BCM
BCM

Page 712 of 2896

NISSAN VERSA 2006 Workshop Service Repair Manual NATS (NISSAN ANTI-THEFT SYSTEM)
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Diagnostic Procedure 1EIS0093Y
Self-diagnostic results:
“CHAIN OF ECM-IMMU” displayed on CONSULT-II s

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