Nissan Sentra B18 (2020-2025) Service Manual: P2768-00 Input Speed Sensor B
Dtc Description
DTC Description
DTC DETECTION LOGIC
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P2768 |
00 |
Input/Turbine speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit Intermittent) |
Diagnosis condition |
Diagnosis is permitted when all of the following conditions are satisfied: a) Ignition voltage ≥ 9.01 V b) Battery voltage ≥ 9.01 V |
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Signal |
Secondary speed sensor signal |
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Threshold |
Secondary pulley speed > 11200 rpm |
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Diagnosis delay time |
2 seconds |
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POSSIBLE CAUSE
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Harness or connector
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Secondary speed sensor
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TCM
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
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PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V.
>>GO TO 2.
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CHECK DTC DETECTION
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Start the engine.
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Drive the Nissan Sentra vehicle and maintain the following conditions for 10 seconds or more.
Shift position
: "D" position
Nissan Sentra Vehicle speed
: 80 km/h (49 MPH) or more
CAUTION:
Be careful of the driving speed.
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Stop the Nissan Sentra vehicle.
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Check the DTC.
Is "P2768-00" detected?
YES >>Proceed to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
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Diagnosis Procedure
Diagnosis Procedure
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CHECK SECONDARY SPEED SENSOR CIRCUIT
Check secondary speed sensor circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES >>Replace TCM. Refer to Removal and Installation.
NO >>Repair or replace damaged parts.
Other materials:
B24d4-08 A/c Control Comm
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
...
Hazard Switch
Component Inspection
Component Inspection
CHECK HAZARD SWITCH
Ignition switch OFF.
Disconnect hazard switch connector.
Check continuity between hazar ...
6m/t
Exploded View (lh)
Exploded View
(LH)
1.
Circular clip
2.
Slide joint housing
3.
...