Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: Power Supply and Ground Circuit
Front Door Lock
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not blown (open).
| Signal name | Fuse No. |
|---|---|
| Front door lock actuator power supply | 12 (10 A) |
Is the fuse blown (open)?
YES>>Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect BCM connector.
-
Check voltage between BCM harness connector and ground.
(+) (−) Voltage
(Approx.)BCM Connector Terminal B23 (with type B meter)
B124 (with type A meter)135 Ground Battery voltage
Is the measurement value normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
| BCM | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B23 | 129 | Ground | Yes |
| 137 | |||
| BCM | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B124 | 132 | Ground | Yes |
| 140 | |||
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness.
Rear Door Lock
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not blown (open).
| Signal name | Fuse No. |
|---|---|
| Rear door lock actuator power supply | 14 (10 A) |
Is the fuse blown (open)?
YES>>Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect BCM connector.
-
Check voltage between BCM harness connector and ground.
(+) (−) Voltage
(Approx.)BCM Connector Terminal B23 (with type B meter)
B124 (with type A meter)144 Ground Battery voltage
Is the measurement value normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
| BCM | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B23 | 129 | Ground | Yes |
| 137 | |||
| BCM | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B124 | 132 | Ground | Yes |
| 140 | |||
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness.
Automatic Back Door Control Unit
Diagnosis Procedure
CHECK FUSIBLE LINK
Check that the following fusible link is not blown (open).
| Fusible link No. | Signal name |
|---|---|
| JJ (30 A) | Battery power supply |
Is the fusible link blown (open)?
YES>>Replace the blown (open) fusible link after repairing the affected circuit if a fusible link is blown (open).
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect automatic back door control unit connector.
-
Check voltage between automatic back door control unit harness connector and ground.
(+) (−) Voltage
(Approx.)Automatic back door control unit Connector Terminal B56 37 Ground Battery voltage
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK GROUND CIRCUIT
Check continuity between automatic back door control unit harness connector and ground.
| Automatic back door control unit | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B56 | 42 | Ground | Yes |
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness.
Intelligent Key Unit
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not blown (open).
| Signal name | Fuse No. |
|---|---|
| Battery power supply | 53 (5 A) |
Is the fuse blown (open)?
YES>>Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Disconnect Intelligent Key unit connector.
-
Check voltage between Intelligent Key unit harness connector and ground.
USA production models (+) (−) Voltage
(Approx.)Intelligent Key unit Connector Terminal M184 1 Ground Battery voltage Japan production models (+) (−) Voltage
(Approx.)Intelligent Key unit Connector Terminal M189 1 Ground Battery voltage
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK GROUND CIRCUIT
Check continuity between Intelligent Key unit harness connector and ground.
| Intelligent Key unit | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| M184 | 29 | Ground | Yes |
| Intelligent Key unit | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| M189 | 29 | Ground | Yes |
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness.
Hands Free Sensor Control Unit
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not blown (open).
| Signal name | Fuse No. |
|---|---|
| Battery power supply | 26 (10 A) |
Is the fuse blown (open)?
YES>>Replace the blown (open) fuse after repairing the affected circuit if a fuse is blown (open).
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect hands free sensor control unit connector.
-
Check voltage between hands free sensor control unit harness connector and ground.
(+) (−) Voltage
(Approx.)Hands free sensor control unit Connector Terminal B452 2 Ground Battery voltage
Is the measurement value normal?
YES>>GO TO 3.
NO>>Repair or replace harness.
CHECK GROUND CIRCUIT
Check continuity between hands free sensor control unit harness connector and ground.
| Hands free sensor control unit | — | Continuity | |
|---|---|---|---|
| Connector | Terminal | ||
| B452 | 3 | Ground | Yes |
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness.
Other materials:
Action Test
Ldw
Work Procedure
Perform action test to verify the customer's concern.
Perform action test and check the system operation after system diagnosis.
WARNING:
Be careful of traffic conditions and safety around the vehicle when performing road test.
CAUTION:
Fully understand the ...
Dtc/circuit Diagnosis. C18d0-01 Brake Power Supply Back up Unit
DTC Description
DTC DETECTION LOGIC DTC No. CONSULT screen terms DTC detection condition
C18D0
01
Backup power supply unit
Diagnosis condition
When Ignition switch is ON.
Signal (terminal)
Brake power supply backup unit signal
Threshold
When a malfunction is detecte ...
Component Parts
Adas Control Unit
Without Propilot Assist 2.1
Component Parts Location
A.
View with center console assembly removed
No. Component Function
1.
ADAS (Advanced Driver Assistant System) control unit 2
Refer to ADAS Control Unit 2.
With Pro ...
