Lexus NX: Hybrid Control System
Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (hybrid / Battery Control) / Hybrid Control System
- Dtc Check / Clear
- Starter Relay Circuit High (P0617-142)
- Internal Control Module EEPROM Error (P062F-143,P062F-165)
- Internal Control Module EEPROM Error (P062F-489)
- Sensor Power Supply "A" Circuit / Open (P06B0-163,P06D6-511,P06E6-164,P0A1B-786,P0A1B-794,P1C2B-192,P1C73-512,P1CA7-193,P3134-661)
- Transmission Range Sensor Circuit (P0705-757)
- Motor Electronics Coolant Temperature Sensor Circuit Range / Performance (P0A01-726,P0A04-725)
- Motor Electronics Coolant Temperature Sensor Circuit Low (P0A02-719,P0A03-720)
- DC / DC Converter Status Circuit (P0A08-264)
- DC / DC Converter Status Circuit Low Input (P0A09-265)
- DC / DC Converter Status Circuit Low Input (P0A09-591)
- High Voltage System Inter-Lock Circuit High (P0A0D-350,P0A0D-351)
- Engine Failed to Start (P0A0F-204,P0A0F-205,P0A0F-206,P0A0F-524,P0A0F-525)
- Engine Failed to Start (P0A0F-238)
- DC / DC Converter Status Circuit High Input (P0A10-263)
- DC / DC Converter Status Circuit High Input (P0A10-592)
- Generator Control Module (P0A1A-151,P0A1C-709)
- Generator Control Module (P0A1A-166)
- Generator Control Module (P0A1A-517,P0A1A-809)
- Generator Control Module (P0A1A-658,P0A1A-791,P1C2A-155,P1CA6-156,P3133-659)
- Drive Motor "A" Control Module (P0A1B-198)
- Drive Motor "A" Control Module (P0A1B-503)
- Drive Motor "A" Control Module (P0A1B-505,P0A1B-806)
- Drive Motor "A" Control Module (P0A1B-547,P0A1C-124)
- Drive Motor "A" Control Module (P0A1B-554,P0A1C-169)
- Drive Motor "B" Control Module (P0A1C-118)
- Drive Motor "B" Control Module (P0A1C-693,P0A1C-812)
- Drive Motor "B" Control Module (P0A1C-710,P0A1C-797,P1C2C-706,P1CA8-708)
- Drive Motor "B" Control Module (P0A1C-713)
- Hybrid Powertrain Control Module (P0A1D-144)
- Hybrid Powertrain Control Module (P0A1D-148)
- Hybrid Powertrain Control Module (P0A1D-162,P0A1D-821,P0A1D-822,P0A1D-823)
- Hybrid Powertrain Control Module (P0A1D-187)
- Hybrid Powertrain Control Module (P0A1D-721,P0A1D-722,P0A1D-723,P0A1D-787,P0A1D-818)
- Drive Motor "A" Temperature Sensor Circuit Low (P0A2C-247,P0A2D-249)
- Drive Motor "B" Temperature Sensor Circuit Range / Performance (P0A31-668,P0A34-667)
- Drive Motor "B" Temperature Sensor Circuit Low (P0A32-666,P0A33-665)
- Generator Temperature Sensor Circuit Range / Performance (P0A37-260,P0A3A-258)
- Generator Temperature Sensor Circuit Low (P0A38-257,P0A39-259)
- Drive Motor "A" Position Sensor Circuit (P0A3F-243,P0A40-500,P0A41-245)
- Drive Motor "A" Position Sensor Circuit Range / Performance (P0A40-504)
- Drive Motor "A" Position Sensor Circuit Range / Performance (P0A40-506,P0A40-808)
- Drive Motor "A" Position Sensor Circuit Range / Performance (P0A40-549)
- Drive Motor "B" Position Sensor Circuit (P0A45-669-P0A47-670)
- Drive Motor "B" Position Sensor Circuit Range / Performance (P0A46-120)
- Drive Motor "B" Position Sensor Circuit Range / Performance (P0A46-126)
- Drive Motor "B" Position Sensor Circuit Range / Performance (P0A46-171)
- Drive Motor "B" Position Sensor Circuit Range / Performance (P0A46-695,P0A46-814)
- Generator Position Sensor Circuit (P0A4B-253-P0A4D-255)
- Generator Position Sensor Circuit Range / Performance (P0A4C-518,P0A4C-811)
- Drive Motor "B" Current Sensor Circuit (P0A55-687)
- Drive Motor "A" Inverter Performance (P0A78-113)
- Drive Motor "A" Inverter Performance (P0A78-121)
- Drive Motor "A" Inverter Performance (P0A78-128)
- Drive Motor "A" Inverter Performance (P0A78-279)
- Drive Motor "A" Inverter Performance (P0A78-284)
- Drive Motor "A" Inverter Performance (P0A78-286)
- Drive Motor "B" Inverter Performance (P0A79-696)
- Generator Inverter Performance (P0A7A-122)
- Generator Inverter Performance (P0A7A-325,P0A7A-810)
- Drive Motor "A" Performance (P0A90-251)
- Hybrid Generator Performance (P0A92-261)
- Inverter Cooling System Performance (P0A93-346)
- DC / DC Converter Performance (P0A94-127)
- DC / DC Converter Performance (P0A94-550,P0E32-564)
- DC / DC Converter Performance (P0A94-553)
- High Voltage Fuse (P0A95-400)
- Hybrid Battery Voltage System Isolation Fault (P0AA6-526,P0AA6-611,P0AA6-612,P0AA6-613,P0AA6-614,P0AA6-655)
- Hybrid Battery Voltage Isolation Sensor Circuit (P0AA7-727)
- Hybrid Battery Pack Current Sensor Circuit Range / Performance (P0AC0-817)
- Hybrid Battery Positive Contactor Control Circuit Low (P0ADB-227)
- Hybrid Battery Precharge Contactor Circuit Stuck Closed (P0AE2-773)
- Drive Motor Inverter Temperature Sensor "A" Circuit Low (P0AEF-275,P0AF0-274)
- Sensor of Rear Motor Inverter Temperature (P0AF3-676,P0AF6-675)
- Hybrid Battery Pack Sensor Module (P0AFC-150)
- Hybrid Battery "A" Voltage (P0B23-129)
- Generator Inverter Temperature Sensor Circuit Range / Performance (P0BCD-315,P0BD0-314)
- Drive Motor "A" Phase V Current Sensor Circuit Range / Performance (P0BEA-290,...,P1C6E-502)
- Drive Motor "A" Torque Delivered Performance (P0C19-306)
- Hybrid Battery Pack State of Charge High (P0C30-390)
- DC / DC Converter Temperature Sensor "A" Range / Performance (P0C39-626,P0C3C-625)
- DC / DC Converter Temperature Sensor "B" Range / Performance (P0C3E-628,P0C41-627)
- Motor Electronics Coolant Pump "A" Control Performance (P0C73-776)
- Hybrid Battery System Discharge Time Too Long (P0C76-523)
- DC/DC Converter Step Up Voltage Performance (P0CA3-442)
- Drive Motor "A" Inverter Voltage Sensor Circuit Range / Performance (P0D2E-565)
- Drive Motor "A" Inverter Voltage Sensor Circuit Low (P0D2F-266,P0D30-267)
- Generator Phase V Current Sensor Circuit Range / Performance (P0E05-328,...,P1C72-516)
- DC/DC Converter Voltage Sensor "A" Range / Performance (P0E32-585)
- DC/DC Converter Voltage Sensor "A" Low (P0E33-589,P0E34-590)
- Generator Torque Delivered Performance (P0E71-344)
- Collision has been detected or Collision Sensor Connection (Open) (P1606-308,P1606-317)
- Hybrid Battery Voltage / DC/DC Converter Voltage Correlation (P1C2D-587)
- Generator Position Sensor Angle Malfunction (P1CAC-200,P1CAF-792,P1CB2-793)
- Drive Motor "A" Position Sensor Angle Malfunction (P1CAD-168,P1CB0-795,P1CB3-796)
- Drive Motor "B" Position Sensor Angle Malfunction (P1CAE-715,P1CB1-798,P1CB4-799)
- Throttle / Pedal Position Sensor / Switch "D" Circuit (P2120-152,...,P2138-154)
- Barometric Pressure Sensor "A" Circuit Low (P2228-268,P2229-269)
- Ignition Switch Run Position Circuit High (P2532-772)
- Battery Control System (P3000-388)
- High Voltage Power Resource (P3004-131)
- High Voltage Power Resource (P3004-800,P3004-801)
- High Voltage Power Resource (P3004-803)
- Lost Communication with Airbag System Control Module (P3107-213)
- Communication Error from MGR to MG2 (P310A-711)
- HV Main Relay (P3110-223)
- Transmission system (P3147-239,P3147-241)
- Inverter Coolant Pump Speed Signal (P314A-828)
- All HV Gate Blocking Range/Performance (P321E-318)
- Part of HV Gate Blocking Range/Performance (P321F-319)
- MG-ECU Power Relay Intermittent Circuit (P324E-788)
- Lost Communication with ECM / PCM "A" (U0100-530,U0126-735,U0129-527,U0129-528,U0140-146,U0151-763,U0164-827,U1107-436)
- Lost Communication with Drive Motor Control Module "A" (U0110-159,U0110-656,U0110-657)
- Lost Communication with Drive Motor Control Module "A" (U0110-160)
- Invalid Data Received from HVAC Control Module (U0424-537)
- Brake Override System
- Transmission Control Switch Circuit
- Shift Paddle Switch Circuit
- Pattern Select Switch EV Mode Circuit
- Pattern Select Switch Sport Mode Circuit
- Pattern Select Switch Eco Mode Circuit
- Indicator Circuit
- Drive Start Control System
- ECU Power Source Circuit
- Motor Resolver Circuit
- Motor High-voltage Circuit
- Generator Resolver Circuit
- Generator High-voltage Circuit
- Rear Motor Resolver Circuit
- Rear Motor High-voltage Circuit
- Shut Down Signal Circuit
- Inverter Low-voltage Circuit
- HV Battery High-voltage Line Circuit
- Cooling System
READ NEXT:
Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTCS (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Hybrid Control / Tro
Starter Relay Circuit High (P0617-142)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P0617-142 Starter Relay Circuit High An ST signal from the hybrid vehicle control ECU
Internal Control Module EEPROM Error (P062F-143,P062F-165)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P062F-143 Internal Control Module EEPROM Error ECU internal malfunction (EEPROM error)
SEE MORE:
If the 12-volt battery is discharged
The following procedures may be
used to start the hybrid system if the
vehicle's 12-volt battery is discharged.
You can also call your Lexus dealer
or a qualified repair shop.
Restarting the hybrid system
If you have a set of jumper (or booster)
cables and a second vehicle with a 12-
volt
Inspection
INSPECTION PROCEDURE 1. INSPECT REAR NO. 3 SPEAKER ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: for 10 Speakers Tester Connection Condition Specified Condition 1 - 2 Always 2.5 Ω for 14 Speakers Tester Connection C
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