Nissan Sentra B18 (2020-2025) Service Manual: Fail-Safe
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Display contents of CONSULT |
Fault |
Fail-safe operation |
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B2720–60: CORNER SENSOR [RL] B2720–61: CORNER SENSOR [RL] B2720–62: CORNER SENSOR [RL] B2720–63: CORNER SENSOR [RL] B2720–65: CORNER SENSOR [RL] B2720–67: CORNER SENSOR [RL] B2720–68: CORNER SENSOR [RL] B2720–83: CORNER SENSOR [RL] B2720–92: CORNER SENSOR [RL] B2721–60: CENTER SENSOR [RL] B2721–61: CENTER SENSOR [RL] B2721–62: CENTER SENSOR [RL] B2721–63: CENTER SENSOR [RL] B2721–65: CENTER SENSOR [RL] B2721–67: CENTER SENSOR [RL] B2721–68: CENTER SENSOR [RL] B2721–83: CENTER SENSOR [RL] B2721–92: CENTER SENSOR [RL] B2722–60: CENTER SENSOR [RR] B2722–61: CENTER SENSOR [RR] B2722–62: CENTER SENSOR [RR] B2722–63: CENTER SENSOR [RR] B2722–65: CENTER SENSOR [RR] B2722–67: CENTER SENSOR [RR] B2722–68: CENTER SENSOR [RR] B2722–83: CENTER SENSOR [RR] B2722–92: CENTER SENSOR [RR] B2723–60: CORNER SENSOR [RR] B2723–61: CORNER SENSOR [RR] B2723–62: CORNER SENSOR [RR] B2723–63: CORNER SENSOR [RR] B2723–65: CORNER SENSOR [RR] B2723–67: CORNER SENSOR [RR] B2723–68: CORNER SENSOR [RR] B2723–83: CORNER SENSOR [RR] B2723–92: CORNER SENSOR [RR] |
Sensor internal failure |
Obstacle detection of the sensor in error is stopped |
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B2720–66: CORNER SENSOR [RL] B2721–66: CENTER SENSOR [RL] B2722–66: CENTER SENSOR [RR] B2723–66: CORNER SENSOR [RR] |
Open circuit/short circuit to ground |
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B2724–23: SONAR CONTROL UNIT B2724–24: SONAR CONTROL UNIT |
Sonar control unit internal failure (under voltage) |
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B2724–44: SONAR CONTROL UNIT B2724–45: SONAR CONTROL UNIT B2724–46: SONAR CONTROL UNIT B2724–48: SONAR CONTROL UNIT B2724–49: SONAR CONTROL UNIT B2724–86: SONAR CONTROL UNIT B2724–87: SONAR CONTROL UNIT |
Sonar control unit internal failure |
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B2724–55: SONAR CONTROL UNIT |
Sonar control unit internal failure (not configured) |
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B272D–12: FRONT BUZZER |
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Audible warning (sonar buzzer) of all sensors is stopped. |
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B272D–14: FRONT BUZZER |
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B273B-11: REAR SENSOR POWER |
Rear sensor power supply is short to ground |
Obstacle detection function is deactivated |
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B273B-12: REAR SENSOR POWER |
Rear sensor power supply is short to voltage |
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B273B-87: REAR SENSOR POWER |
Connection error is detected between sonar control unit and rear sonar sensors |
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U0073–00: Control module comm Bus A Off U0075–00: Control module comm Bus C Off U1000–00: CAN COMM CIRCUIT U1010–00: CONTROL UNIT(CAN) |
CAN communication system |
Obstacle detection is disabled |
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U2141–87: CAN comm err (TCM) |
CAN communication system (TCM) |
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U2148–87: CAN comm err (brake control unit) |
CAN communication system [ABS actuator and electric unit (control unit)] |
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U214E–87: CAN comm err (combination meter) |
CAN communication system (combination meter) |
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U214F–87: CAN comm err (BCM) |
CAN communication system (BCM) |
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U2152–87: CAN comm err (ADAS control unit) |
CAN communication system (ADAS control unit) |
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U215B–87: CAN comm err (IPDM E/R) |
CAN communication system (IPDM E/R) |
Reference Value
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
Terminal
(Wire color)
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Dtc Inspection Priority Chart
DTC Inspection
Priority Chart
If multiple DTCs are detected simultaneously, check
them one by one depending on the following DTC inspection priority
chart:
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Other materials:
B20c8-14 Compressor (ecv)
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
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Anti-pinch inspection
Description
If any of the following operations are performed, the initialization is
necessary for normal operation of antipinch
function.
Disconnection and connection of battery cable from negative terminal.
When power window main switch replaced.
Electric power supply to power window ma ...
Component Inspection
Component Inspection
CHECK INTELLIGENT KEY WARNING
BUZZER
Ignition switch OFF.
Disconnect Intelligent Key warning buzzer
connector.
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