LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2020 >> LC 500h >> Repair and Diagnosis (Single Page) >> Transmission >> Transmission Control Systems >> Electronic A/T Shift Lever System - Diagnostics - Introduction >> Electronic Shift Lever System >> Problem Symptoms Table [01/2017 - 04/2020] >> Problem Symptoms Table [01/2017 - 04/2020]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Problem Symptoms Table [01/2017 - 04/2020]

HINT: 

ELECTRONIC SHIFT LEVER SYSTEM

Symptom Suspected Area Link
The P position switch indicator does not come on. P position switch indicator circuit Refer to P Position Switch Indicator Circuit [01/2017 - 05/2023]
The P position switch indicator does not go off. P position switch indicator circuit Refer to P Position Switch Indicator Circuit [01/2017 - 05/2023]
The shift state cannot be changed from park (P) to any other state. The brake pedal was not depressed or was depressed lightly Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Shift lever was moved when READY indicator was blinking
Shift lever was moved to M
Shift lever was moved when READY indicator was not illuminated
Electronic shift lever system over-heat fail-safe function operating (Wait for a while and then attempt to change the shift state again)
Shift lever was moved when accelerator pedal was depressed
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
Shift operation is performed while READY indicator is off with vehicle stopped on a slope. Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
The shift state cannot be changed to park (P). P position switch was operated while driving Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
P position switch and shift lever were operated simultaneously
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
"P" Position Switch Circuit
(Fail-safe function temporarily operating)
Refer to "P" Position Switch Circuit [01/2017 - ]
The shift state changed to park (P) unintentionally. P position switch was operated unintentionally -
Power switch was turned off -
"P" Position Switch Circuit
(Fail-safe function temporarily operating)
Refer to "P" Position Switch Circuit [01/2017 - ]
The shift state cannot be changed to manual (M). Shift lever was moved to M when shift state other than drive (D) was selected Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
The shift state cannot be changed to neutral (N). Shift lever operation time was too short (Hold the shift lever in N for a short time) -
Shift lever was not held in N long enough while stopped or driving at low speed Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
The shift state changed to a different state than intended according to shift lever operation. After selecting shift state, shift lever was manually returned and was moved to another position unintentionally Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
The shift state changed to neutral (N) unintentionally. Shift lever was operated while driving or moved due to an object hanging from it Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Shift lever was moved to D when backing up
Shift lever was moved to R while driving forward
Shift lever returned too slowly
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
Shift Sensor Circuit
(Intermittent malfunction)
Refer to Shift Sensor Circuit [01/2017 - ]
P position switch was pressed repeatedly when driving Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
P position switch was pressed and held unintentionally when driving
The shift state cannot be changed to drive (D) or reverse (R). READY indicator was not illuminated Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Shift lever was moved to D when backing up
Shift lever was moved to R while driving forward
Shift lever returned too slowly
Shift lever was not moved fully or operation time was too short
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
Has forced parking lock release procedure history Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Shift indicator is off (shift pattern is displayed but no shift state selected is displayed) Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
"Battery low Shifting unavailable See owner's Service Information" is displayed. Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
"Stop vehicle in a safe place Push P switch" is displayed. Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
Power switch was repeatedly operated or pressed and held while driving, causing the hybrid system to stop but the shift state did not automatically change to park (P)
Check if the DTCs related to electronically controlled brake system below are output: C1464, C1465, C1466, C1467
Refer to DIAGNOSTIC TROUBLE CODE CHART [01/2017 - 09/2018] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2018 - 06/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [06/2019 - 05/2023]
Proceed to ""Stop vehicle in a safe place Push P switch" is Displayed on Multi-information Display." Refer to "Stop vehicle in a safe place Push P switch" is Displayed on Multi-information Display [01/2017 - 05/2023]
"Shift system unavailable Apply parking brake securely when parking See owner's Service Information" is displayed. Power switch was pressed repeatedly or pressed and held to stop hybrid system before vehicle was stopped Refer to VEHICLE CONTROL HISTORY [01/2017 - 04/2020]
Auxiliary battery is discharged or voltage is low Refer to Auxiliary Battery Low Voltage [01/2017 - 05/2023]
Communication with shift control ECU stopped.
Turn the power switch on (IG), select shift state neutral (N) and wait for 3 seconds.
  • If the problem symptom recur, Proceed to ""Shift system unavailable Apply parking brake securely when parking See owner's Service Information" is Displayed on Multi-information Display"
  • If the problem symptom does not recur, check the hybrid vehicle control ECU (Intermittent malfunction).
"P" Position Switch Circuit
(Fail-safe function temporarily operating)
Refer to "P" Position Switch Circuit [01/2017 - ]
"Shift system malfunction Stop in a safe place See owner's Service Information" is displayed. Proceed to ""Shift system malfunction Stop in a safe place See owner's Service Information" is Displayed on Multi-information Display" Refer to "Shift system malfunction Stop in a safe place See owner's manual" is Displayed on Multi-information Display [01/2017 - 05/2023]
"Shift system malfunction See owner's Service Information" is displayed. Proceed to ""Shift system malfunction See owner's Service Information" is Displayed on Multi-information Display" Refer to "Shift system malfunction See owner's manual" is Displayed on Multi-information Display [01/2017 - 04/2020]
"Shift System Malfunction Apply Parking Brake Securely when Parking See Owner's Service Information" is displayed. Communication with combination meter interrupted Refer to HOW TO PROCEED WITH TROUBLESHOOTING [01/2017 - 09/2018] , or refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2018 - 05/2023]