Nissan Sentra B18 (2020-2025) Service Manual: P27f0-00 Transmission Range Control B Position Sensor/switch

Dtc Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connector

• Transmission range switch

• TCM

FAIL-SAFE

• Shift position indicator on combination meter is not displayed

• Stop/start system prohibited

DTC CONFIRMATION PROCEDURE

1. 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.

2. CHECK DTC DETECTION

   1. Ignition switch ON.

   2. Shift the selector lever to "R" position and wait for 5 seconds or more.

   3. Shift the selector lever to "N" position and wait for 5 seconds or more.

   4. Shift the selector lever to "D" position and wait for 5 seconds or more.

   5. Shift the selector lever to "L" position and wait for 5 seconds or more.

   6. Shift the selector lever to "P" position and wait for 5 seconds or more.

   7. Check the DTC

   Is "P27F0-00" 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

Diagnosis Procedure

1. CHECK TRANSMISSION RANGE SWITCH 4 CIRCUIT

   Check transmission range switch 4 circuit. Refer to Diagnosis Procedure.

   >>

   GO TO 2.

2. CHECK DTC DETECTION

   Perform DTC confirmation procedure. Refer to DTC Description.

   Is "P27F0-00" detected again?

   YES >>

   Replace TCM. Refer to Removal and Installation.

   NO >>

   INSPECTION END

© 2014-2026 Copyright www.nisentra.com