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Home >> Lexus >> 2018 >> IS 350 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2GR-FKS) - Diagnostic Codes (6 Of 7) >> SFI System >> DTC P0705-13: Transmission Range Sensor "A" Circuit Open; DTC P0705-62: Transmission Range Sensor "A" Signal Compare Failure [10/2017 - 09/2020] >> Description
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DTC P0705-13: Transmission Range Sensor "A" Circuit Open; DTC P0705-62: Transmission Range Sensor "A" Signal Compare Failure [10/2017 - 09/2020]: Description

The park/neutral position switch assembly detects the shift position and sends signals to the ECM.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0705-13 Transmission Range Sensor "A" Circuit Open All switches are off simultaneously for NSW, P, R, N and D for 1 minute or more (2 trip detection logic).
  • Open or short in park/neutral position switch assembly circuit
  • Park/neutral position switch assembly
  • ECM
Comes on DTC stored SAE Code: P0705
P0705-62 Transmission Range Sensor "A" Signal Compare Failure Either of the following conditions A or B is met (2 trip detection logic):
A. One of the following conditions (a), (b) or (c) is met for 2 seconds or more:
(a) Any 2 or more of the following signals are on simultaneously:
  • P input signal
  • R input signal
  • D input signal

(b) Any 2 or more of the following signals are on simultaneously:
  • N input signal
  • R input signal
  • D input signal

(c) Any 2 or more of the following signals are on simultaneously:
  • NSW input signal
  • R input signal
  • D input signal

B. Any of the following conditions is met for 2 seconds or more with the shift lever in S:
  • NSW input signal is on
  • P input signal is on
  • N input signal is on
  • R input signal is on
  • Open or short in park/neutral position switch assembly circuit
  • Park/neutral position switch assembly
  • Open or short in transmission control switch circuit
  • Transmission control switch (shift lever assembly)
  • ECM
Comes on DTC stored SAE Code: P0705