Nissan Rogue (T33) 2021-Present Service Manual: Lib 12v Branch Line Circuit
Diagnosis Procedure
CHECK CONNECTOR
-
Turn the ignition switch OFF.
-
Disconnect the battery cable from the negative terminal.
-
Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
-
12V sub battery (lithium ion battery)
-
BCM
-
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair the terminal and connector.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
-
Disconnect the connector of BCM.
-
Check the continuity between the BCM harness connector terminals.
BCM harness connector Continuity Connector No. Terminal No. Connector No. Terminal No. B123 104 E60 106 Existed 103 107 Existed
Is the inspection result normal?
YES>>GO TO 3.
NO>>Check the harness and repair the root cause (Nissan Ariya vehicle CAN communication 2 circuit side). Refer to Diagnosis Procedure.
CHECK HARNESS FOR OPEN CIRCUIT
-
Connect the connector of BCM.
-
Disconnect the connector of 12V sub battery (lithium ion battery).
-
Check the resistance between the 12V sub battery (lithium ion battery) harness connector terminals.
12V sub battery (lithium ion battery) harness connector Resistance (Ω) Connector No. Terminal No. B142 3 2 Approx. 54 – 66
Is the measurement value within the specification?
YES>>GO TO 4.
NO>>Repair the 12V sub battery (lithium ion battery) branch line.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the 12V sub battery (lithium ion battery). Refer toDiagnosis Procedure .
Is the inspection result normal?
YES (Present error)>>Replace the 12V sub battery (lithium ion battery). Refer to Removal and Installation.
YES (Past error)>>Error was detected in the 12V sub battery (lithium ion battery) branch line.
NG>>Repair the power supply and the ground circuit.
Other materials:
P14a4 Charge Air Cooler Cooling Electric Water Pump
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P14A4
Charge air cooler cooling electric W/P
(Charge air cooler cooling electric water pump)
Diagnosis condition
Engine running at idle
Warm-up conditio ...
2wd. Symptom Diagnosis. Noise, Vibration and Harshness (nvh) Troubleshooting
Noise, Vibration and Harshness (nvh) Troubleshooting
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts. Possible cause and SUSPECTED PARTS Symptom Reference
REAR AXLE
Noise Shake Vibration Shimmy Judder Poor quality ...
Type a. Basic Inspection
Meter, Warning Lamp & Indicator
Diagnosis and Repair Workflow
Work flow
OVERALL SEQUENCE
Reference 1···On Board Diagnosis Function.
Reference 2···DTC Index.
Reference 3···Component Function Check.
Reference 4···Diagnosis Procedure.
DETAILED FLOWOBTAIN IN ...
