Qashqai J11. Security control system — part 16
P161D IMMOBILIZER
SEC-241
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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DTC/CIRCUIT DIAGNOSIS
P161D IMMOBILIZER
DTC Logic
INFOID:0000000010479737
DTC DETECTION LOGIC
POSSIBLE CAUSE
BCM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE”using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-241, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479738
1.
REPLACE BCM
BCS-135, "Removal and Installation"
.
>> INSPECTION END
DTC
CONSULT screen items
DTC detecting condition
P161D
IMMOBILIZER
When BCM detects an immobilizer malfunction and engine start is prohibited.
SEC-242
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
P161E IMMOBILIZER
P161E IMMOBILIZER
DTC Logic
INFOID:0000000010479739
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• ECM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-242, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479740
1.
ECM REGISTRATION
Using CONSULT, register ECM.
Is the DTC detected?
YES
>> GO TO 2
NO
>> INSPECTION END
2.
REPLACE BCM
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
Is the DTC detected?
YES
>> GO TO 3
NO
>> INSPECTION END
3.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
.
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
.
• MR16DDT:
ECM-616, "Removal and Installation"
.
• MR20DD:
ECM-1031, "Removal and Installation"
>> INSPECTION END
DTC
CONSULT screen items
DTC detecting condition
P161E
IMMOBILIZER
When CONSULT is not used during ECM replacement.
P161F IMMOBILIZER
SEC-243
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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P161F IMMOBILIZER
DTC Logic
INFOID:0000000010479741
DTC DETECTION LOGIC
POSSIBLE CAUSE
ECM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE”using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-243, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479742
1.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
.
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
.
ECM-616, "Removal and Installation"
ECM-1031, "Removal and Installation"
>> INSPECTION END
DTC
CONSULT screen items
DTC detecting condition
P161F
IMMOBILIZER
When BCM detects an immobilizer malfunction and engine start is prohib-
ited.
SEC-244
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
P1616 ECM
P1616 ECM
DTC Logic
INFOID:0000000010479743
DTC DETECTION LOGIC
POSSIBLE CAUSE
ECM
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait 2 seconds or more.
2.
Check DTC in “Self Diagnostic Result”mode of “ENGINE”using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-244, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479744
1.
INSPECTION START
1.
Turn ignition switch ON.
2.
Select “Self Diagnostic Result” mode of “ENGINE” using CONSULT.
3.
Touch “ERASE”.
4.
Perform DTC CONFIRMATION PROCEDURE for DTC P1616. Refer to
.
Is DTC P1616 displayed again?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
.
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
.
• MR16DDT:
ECM-616, "Removal and Installation"
.
• MR20DD:
ECM-1031, "Removal and Installation"
>> INSPECTION END
DTC No.
CONSULT screen items
DTC detecting condition
P1616
NATS MALFUNCTION
ECM ROM is malfunctioning
B2190 CHAIN OF BCM - IMM ANT
SEC-245
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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B2190 CHAIN OF BCM - IMM ANT
DTC Logic
INFOID:0000000010479745
DTC DETECTION LOGIC
POSSIBLE CAUSE
Keyfob
FAIL-SAFE
Security indicator lamp turn ON
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Make the conditions that BCM enters in the low power consumption mode (BCM sleep condition).
Refer to
BCS-17, "POWER CONSUMPTION CONTROL SYSTEM : System Description"
2.
Turn ignition switch ON.
3.
Check to DTC in “Self Diagnostic Result” mode of “BCM” CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-245, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479746
1.
IGNITION KEY REGISTRATION
Using CONSULT, register all Ignition Keys again.
>> GO TO 2
2.
PERFORM SELF-DIAGNOSIS RESULT
1.
Select “Self Diagnosis Result” mode of “BCM” using CONSULT.
2.
Erase DTC.
3.
Perform DTC CONFIRMATION PROCEDURE for B2190. Refer to
Is DTC detected?
YES
>> GO TO 3
NO
>> INSPECTION END
3.
CHECK NATS ANTENNA COMMUNICATION SIGNAL
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace NATS antenna amp. Refer to
SEC-187, "Removal and Installation"
.
DTC
CONSULT screen items
DTC detecting condition
B2190–00
CHAIN OF BCM-IMM ANT
When BCM cannot detect the immobilizer ID in 0.6 seconds.
(+)
(-)
Condition
Voltage
NATS antenna amp.
Connector
Terminal
M45
1
Ground
Just after inserting igni-
tion key into key cylinder
Pointer of tester should move
Other than above
0 V
4
Just after inserting igni-
tion key into key cylinder
Pointer of tester should move
Other than above
0 V
SEC-246
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2190 CHAIN OF BCM - IMM ANT
NO
>> GO TO 4
4.
CHECK NATS ANTENNA COMMUNICATION SIGNAL CIRCUIT
1.
Disconnect BCM connector and NATS antenna connector.
2.
Check continuity between NATS antenna amp. harness connector and BCM harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
REPLACE BCM
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
>> INSPECTION END
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M45
1
M69
113
Existed
4
109
BCM
Ground
Continuity
Connector
Terminal
M69
113
Not existed
109
B2191 ID DISCORD, BCM - IMM ANT
SEC-247
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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B2191 ID DISCORD, BCM - IMM ANT
DTC Logic
INFOID:0000000010479747
DTC DETECTION LOGIC
POSSIBLE CAUSE
Keyfob
FAIL-SAFE
Security indicator lamp turn ON
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check to DTC in “Self Diagnostic Result” mode of “BCM” CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-247, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479748
1.
IGNITION KEY REGISTRATION
Using CONSULT, register all Ignition Keys again.
Can engine be started with the registered Ignition Key?
YES
>> INSPECTION END
NO
>> GO TO 2
2.
REPLACE IGNITION KEY
1.
Prepare Ignition Key that matches the vehicle.
2.
Registration of all Ignition Key using CONSULT.
Can engine be started with the registered Ignition Key?
YES
>> INSPECTION END
NO
>> GO TO 3
3.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
.
>> INSPECTION END
DTC
CONSULT screen items
DTC detecting condition
B2191–00
ID DISCORD, BCM-IMMANT
When BCM continuously cannot detect inconsistency of Immobilizer ID in
0.6 seconds or more.
SEC-248
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2192 ID DISCORD, IMMU-ECM
B2192 ID DISCORD, IMMU-ECM
DTC Logic
INFOID:0000000010479749
DTC DETECTION LOGIC
POSSIBLE CAUSE
• BCM
• ECM
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-248, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479750
1.
PERFORM INITIALIZATION
Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
Can the system be initialized and can the engine be started with registered Intelligent Key?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK SELF DIAGNOSTIC RESULT
1.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
2.
Erase DTC.
3.
Perform DTC CONFIRMATION PROCEDURE for DTC B2192. Refer to
.
Is DTC detected?
YES
>> GO TO 3.
NO
>> INSPECTION END
3.
REPLACE BCM
1.
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
2.
Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
Can the system be initialized and can the engine be started with registered Intelligent Key?
YES
>> INSPECTION END
NO
>> GO TO 4.
4.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
• MR16DDT:
ECM-616, "Removal and Installation"
• MR20DD:
ECM-1031, "Removal and Installation"
DTC No.
CONSULT screen items
DTC detecting condition
B2192
ID DISCORD BCM-ECM
The ID verification results between BCM and ECM are NG.
B2192 ID DISCORD, IMMU-ECM
SEC-249
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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>> INSPECTION END
SEC-250
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2193 CHAIN OF ECM-IMMU
B2193 CHAIN OF ECM-IMMU
DTC Logic
INFOID:0000000010479751
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(The CAN communication line is open or shorted.)
• BCM
• ECM
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC B2193 is displayed with DTC U1000 or U1010, first perform the trouble diagnosis for DTC U1000 or
U1010.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. U1000: Refer to
. U1010: Refer to
NO
>> GO TO 2
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-250, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479752
1.
CHECK DTC PRIORITY
If DTC B2193 is displayed with DTC U1000 or U1010, first perform the trouble diagnosis for DTC U1000 or
U1010.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. U1000: Refer to
. U1010: Refer to
NO
>> GO TO 2
2.
REPLACE BCM
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
Can the system be initialized and can the engine be started with registered Intelligent Key?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
REPLACE ECM
Replace ECM.
Refer to the following procedure.
• HRA2DDT:
ECH-320, "Removal and Installation"
ECK-398, "Removal and Installation"
• R9M:
EC9-409, "Removal and Installation"
DTC No.
CONSULT screen items
DTC detecting condition
B2193
CHAIN OF BCM-ECM
Inactive communication between BCM and ECM
B2193 CHAIN OF ECM-IMMU
SEC-251
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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ECM-616, "Removal and Installation"
ECM-1031, "Removal and Installation"
>> INSPECTION END
SEC-252
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2195 ANTI-SCANNING
B2195 ANTI-SCANNING
DTC Logic
INFOID:0000000010479753
DTC DETECTION LOGIC
POSSIBLE CAUSE
ID verification request out of the specified specification
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-252, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479754
1.
CHECK SELF DIAGNOSTIC RESULT 1
1.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
2.
Erase DTC.
3.
Perform DTC CONFIRMATION PROCEDURE for DTC B2195. Refer to
.
Is DTC detected?
YES
>> GO TO 2.
NO
>> INSPECTION END
2.
CHECK EQUIPMENT OF THE VEHICLE
Check that unspecified accessory part related to engine start is not installed.
Is unspecified accessory part related to engine start installed?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK SELF DIAGNOSTIC RESULT 2
1.
Obtain the customers approval to remove unspecified accessory part related to engine start, and then
remove it.
2.
Select “Self Diagnostic Result” of “BCM” using CONSULT.
3.
Erase DTC.
4.
Perform DTC CONFIRMATION PROCEDURE for DTC B2195. Refer to
.
Is DTC detected?
YES
>> GO TO 4.
NO
>> INSPECTION END
4.
REPLACE BCM
Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
>> INSPECTION END
DTC No.
CONSULT screen items
DTC detecting condition
B2195
ANTI-SCANNING
ID verification between BCM and ECM that is out of the specified
specification is detected.
B2196 DONGLE UNIT
SEC-253
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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B2196 DONGLE UNIT
Description
INFOID:0000000010479755
BCM performs ID verification between BCM and dongle unit.
When verification result is OK, BCM permits cranking.
DTC Logic
INFOID:0000000010479756
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(Dongle unit circuit is open or shorted.)
• Dongle unit
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Turn ignition switch OFF.
3.
Turn ignition switch ON.
4.
Check DTC in Self-diagnosis result mode of BCM using CONSULT.
Is the DTC detected?
YES
>> Refer to
SEC-253, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479757
1.
PERFORM INITIALIZATION
1.
Perform initialization of BCM and registration of all mechanical keys using CONSULT.
For initialization and registration procedures, refer to CONSULT Immobilizer mode and follow the on-
screen instructions.
2.
Start the engine.
Dose the engine start?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK DONGLE UNIT CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and dongle unit connector.
3.
Check continuity between BCM harness connector and dongle unit harness connector.
4.
Check continuity between BCM harness connector and ground.
DTC No.
CONSULT screen items
DTC detecting condition
B2196
DONGLE NG
The ID verification results between BCM and dongle unit is invalid.
BCM
Dongle unit
Continuity
Connector
Terminal
Connector
Terminal
M70
56
M24
1
Existed
SEC-254
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2196 DONGLE UNIT
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK DONGLE UNIT GROUND CIRCUIT
Check continuity between dongle unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace dongle unit.
NO
>> Repair or replace harness.
BCM
Ground
Continuity
Connector
Terminal
M70
56
Not existed
Dongle unit
Ground
Continuity
Connector
Terminal
M24
4
Existed
B2198 NATS ANTENNA AMP.
SEC-255
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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B2198 NATS ANTENNA AMP.
DTC Logic
INFOID:0000000010479758
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors
(NATS antenna amp. circuit is open or shorted.)
• NATS antenna amp.
• IPDM E/R
FAIL-SAFE
Inhibit engine cranking
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Make the conditions that BCM enters in the low power consumption mode (BCM sleep condition).
Refer to
BCS-17, "POWER CONSUMPTION CONTROL SYSTEM : System Description"
2.
Turn ignition switch ON.
3.
Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-255, "Diagnosis Procedure"
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010479759
1.
CHECK NATS ANTENNA AMP. POWER SUPPLY
1.
Disconnect NATS antenna amp.connector.
2.
Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 2
2.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check that the following fuse in fuse block (J/B) is not blown.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace the blown fuse after repairing the cause of blowing.
3.
CHECK NATS ANTENNA AMP. POWER SUPPLY CIRCUIT
1.
Disconnect fuse block (J/B) connector.
DTC No.
CONSULT screen items
DTC detecting condition
B2198
NATS ANTENNA AMP.
Inactive communication between NATS antenna amp. and BCM
NATS antenna amp.
(-)
voltage
Connector
Terminal
M45
1
Ground
Battery voltage
4
Signal name
Fuse No
Battery voltage
25 (5A)
SEC-256
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
B2198 NATS ANTENNA AMP.
2.
Check continuity between NATS antenna amp. harness connector and fuse block (J/B) harness connec-
tor.
3.
Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
NO
>> Repair or replace harness.
4.
CHECK NATS ANTENNA AMP. GROUND CIRCUIT
1.
Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace NATS antenna amp. Refer to
SEC-187, "Removal and Installation"
.
NO
>> GO TO 6.
6.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between NATS antenna amp. harness connector and BCM harness connector.
3.
Check continuity between BCM harness connector and ground.
NATS antenna amp.
Fuse block (J/B)
Continuity
Connector
Terminal
Connector
Terminal
M45
3
M77
12C
Existed
NATS antenna amp.
Ground
Continuity
Connector
Terminal
Not existed
M45
3
NATS antenna amp.
Ground
Continuity
Connector
Terminal
Existed
M45
2
(+)
(–)
Condition
Voltage (V)
NATS antenna amp.
Connector
Terminal
M45
1
Ground
Just after inserting ignition key into
key cylinder
Pointer of tester should move
Other than above
0 V
4
Just after inserting ignition key into
key cylinder
Pointer of tester should move
Other than above
0 V
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M45
1
M69
113
Existed
4
109
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