Nissan Sentra manuals

Nissan Sentra Service Manual: P0863 TCM Communication

DTC Logic

DTC DETECTION LOGIC

DTC

CONSULT screen terms (Trouble diagnosis content)

DTC detection condition

Possible causes

P0863 TCM COMMUNICATION (TCM Communication Circuit) An error is detected at the initial CAN diagnosis of TCM. TCM

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>> GO TO 2.

2.CHECK DTC DETECTION

  1. Turn ignition switch ON.
  2. Check the DTC.

Is “P0863” detected? YES >> Go to TM-198, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK INTERMITTENT INCIDNT

Refer to GI-39, "Intermittent Incident".

Is the inspection result normal? YES >> Replace the TCM. Refer to TM-263, "Removal and Installation".

NO >> Repair or replace malfunctioning parts.

P0890 TCM

DTC Logic

DTC DETECTION LOGIC

DTC CONSULT screen terms (Trouble diagnosis content)

DTC detection condition

Possible causes

P0890 TCM (Transmission Control Module Power Relay Sense Circuit Low) The battery voltage supplied to the TCM is less than 8.4 V continuously for 200 msec or more under the following diagnosis condition:

Diagnosis condition

  • TCM power supply voltage: More than 11 V
  • Harness or connector (TCM power supply (back-up) circuit is open or shorted.)
  • TCM

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>> GO TO 2.

2.CHECK DTC DETECTION

  1. Start the engine and wait for 5 seconds or more.
  2. Check the DTC.

Is “P0890” detected? YES >> Go to TM-199, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK TCM POWER SUPPLY (BACK-UP) CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect TCM connector.
  3. Check voltage between TCM harness connector terminals and ground.

result normal? Is the inspection
result normal? YES >> GO TO 2.

NO >> GO TO 3.

 

 

2.CHECK INTERMITTENT INCIDENT

Refer to GI-39, "Intermittent Incident".

Is the inspection result normal? YES >> Replace the TCM. Refer to TM-263, "Removal and Installation".

NO >> Repair or replace malfunctioning parts.

3.DETECT MALFUNCTIONING ITEMS

Check the following items:

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".

NO >> Repair or replace malfunctioning parts.

P0846 Transmission fluid pressure SEN/SW B
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P0846 TRANSMISSION FLUID PRESSURE SEN/SW ...

P0962 Pressure control solenoid A
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P0962 PRESSURE CONTROL SOLENOID A (Pre ...

Other materials:

Basic inspection
Diagnosis and repair workflow Work Flow (With GR8-1200 NI) STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI To test the starting system, use the following special service tool: GR8-1200 NI Multitasking battery and electrical diagnostic station NOTE: Refer to the diagnostic station Instruction M ...

Symptom diagnosis
Audio system Symptom table Related to audio Related to hands-free phone Before performing diagnosis, confirm that the cellular phone being used by the customer is compatible with the vehicle. It is possible that a malfunction is occurring due to a version change of the p ...

Interior room lamp control circuit
Description Controls each interior room lamp (ground side) by pwm signal. Note: Pwm signal control period is approximately 250 hz (in the gradual brightening/dimming). Component function check Caution: Before performing the diagnosis, check that the following are normal. Interior room l ...

© 2014-2026 Copyright b17.nisentra.com