Nissan Murano: Automatic Drive Positioner :: Dtc/circuit Diagnosis / Power Supply and Ground Circuit. Driver Seat Control Unit

Nissan Murano (Z52) 2015-2024 Service Manual / Body Interior / Automatic Drive Positioner :: Dtc/circuit Diagnosis / Power Supply and Ground Circuit. Driver Seat Control Unit

Diagnosis Procedure

NOTE:

Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is confirmed with CONSULT.

CHECK FUSE

Check that the following fusible link is not blown:

Signal name Fusible link No. Capacity
Battery power supply L 40 A

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace the blown fusible link after repairing the affected circuit if a fuse is blown.

CHECK POWER SUPPLY CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect driver seat control unit.

  3. Check voltage between driver seat control unit harness connector and ground.

(+) (–) Condition

Voltage

(Approx.)
Driver seat control unit
Connector Terminal
B210 37 Ground Ignition switch OFF Battery voltage

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Check the following:

  • Repair or replace harness.

  • Circuit breaker-2.

CHECK GROUND CIRCUIT

Check continuity between the driver seat control unit harness connector and ground.

Driver seat control unit Ground Continuity
Connector Terminal
B210 39 Yes

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Repair or replace harness.

Special Repair Requirement

PERFORM ADDITIONAL SERVICE

Perform additional service when removing battery negative terminal.

>>

Refer to Work Procedure’.

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    DTC Description DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC Detection Condition B2130 EEPROM (EEPROM malfunction) Diagnosis condition — Signal (terminal) — Threshold Driver seat control unit detected a CPU malfunction...

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