Nissan Sentra B18 (2020-2025) Service Manual: P2766-00 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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P2766 |
00 |
Input/Turbine shaft speed sensor B (Input/Turbine Shaft Speed Sensor "B" Circuit Range/Performance) |
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 c) Range : D d) Input speed > 842 rpm e) Primary pulley speed > 842 rpm |
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Signal |
Secondary speed sensor signal |
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Threshold |
DTC is detected when one of the following conditions a) to b) are satisfied: a) Current pulse frequency / Last pulse frequency ≥2 b) Current pulse frequency / Last pulse frequency ≤1/2 |
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Diagnosis delay time |
— |
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POSSIBLE CAUSE
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Harness or connector
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Secondary speed sensor (source reading input speed sensor value)
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TCM
FAIL-SAFE
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Lock-up is not performed
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Stop/start system prohibited*
*: With stop/start system
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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PERFORM 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
: 40 km/h (25 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 DTC 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.
>>INSPECTION END
Other materials:
Fuel Tank Temperature Sensor
Component Inspection
Component Inspection
CHECK FUEL TANK TEMPERATURE (FTT)
SENSOR
Turn ignition switch OFF.
Disconnect fuel level sensor unit and
fuel pump harness connector.
Remov ...
C1601-16 Battery Power Supply
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
...
Chime Does Not Sound
Diagnosis Procedure
Diagnosis Procedure
The warning chime may not sound in some cases when there is a
short distance between vehicles. Some examples are:
When the Nissan Sentra vehicles are traveling at the same speed and the
distance between vehicles is not changing.
...