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:
Checking and replacing fuses
If any of the electrical components
do not operate, a fuse may have
blown. If this happens, check and
replace the fuses as necessary.
Checking and replacing fuses
1. Turn the power switch off.
2. Open the fuse box cover.
Engine compartment: type A fuse
box
Push the tab in and lift the lid
Inspection Mode Procedure
INSPECTION MODE PROCEDURE NOTICE: When operating the vehicle in inspection mode for an operation such as a speedometer test, a DTC may be set. Therefore, if the warning light comes on, after canceling inspection mode, check for DTCs using the Techstream and clear the DTCs. HINT:
If the engine is
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