Nissan Murano: Dtc/circuit Diagnosis / Dlc Branch Line Circuit
CHECK CONNECTOR
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Turn the ignition switch OFF.
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Disconnect the battery cable from the negative terminal.
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Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).
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Data link connector
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3CH CAN gateway
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Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair the terminal and connector.
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
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Disconnect the connector of 3CH CAN gateway.
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Check the continuity between the 3CH CAN gateway harness connector terminals.
3CH CAN gateway harness connector Continuity Connector No. Terminal No. M5 3 11 Existed 4 12 Existed
Is the inspection result normal?
YES>>GO TO 3.
NO>>Check the harness and repair the root cause (Diagnostic CAN communication circuit side).
CHECK HARNESS FOR OPEN CIRCUIT
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Connect the connector of 3CH CAN gateway.
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Check the resistance between the data link connector terminals.
| Data link connector | Resistance (Ω) | ||
| Connector No. | Terminal No. | ||
| M22 | 6 | 14 | Approx. 54 – 66 |
Is the measurement value within the specification?
YES>>Check CAN system type decision again.
YES>>Error was detected in the data link connector branch line circuit.
NO>>Repair the data link connector branch line.
A-Bag Branch Line Circuit
Diagnosis Procedure
WARNING:
Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes or more. (To discharge backup capacitor...
Avm 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)...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: C1602 No Tuning Set
DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition C1602 NO TUNING SET (No tuning set) Diagnosis condition When ignition switch ON. Signal (terminal) — Threshold Information in power steering module is not the same Diagnosis delay time — POSSIBLE CAUSE Harness or connector Power steering control module Battery power supply circuit Ignition power supply circuit Battery Fuse Ground circuit FAIL-SAFEManual steering state DTC Confirmation Procedure PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always place the ignition switch in the OFF position and wait at least 10 seconds before conducting the next test...
Nissan Murano (Z52) 2015-2024 Service Manual: B2796 Fr Sw Comm Error
DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detection condition B2796 FR SW COMM ERROR (Front switch communication error) Diagnosis condition When ignition switch is ON. Signal (terminal) - Threshold - Diagnosis delay time 2 seconds or more POSSIBLE CAUSE A/C switch assembly A/C auto amp...
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Autolight system
The autolight system allows the headlights to turn on and off automatically. The autolight system can:
Turn on the headlights, front parking, tail, license plate and instrument panel lights automatically when it is dark. Turn off all the lights (except daylight running lights) when it is light. Keep all the lights on for a period of time after you place the ignition switch in the OFF position and all doors are closed.