Lexus NX: High Voltage Fuse (P0A95-400)

DESCRIPTION

The hybrid vehicle control ECU estimates the thermal load of the high voltage fuse. If the accumulated thermal load exceeds the threshold, the hybrid vehicle control ECU will store this DTC.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Warning Indicate

P0A95-400

High Voltage Fuse

Accumulated thermal load of the high voltage fuse estimated by the hybrid vehicle control ECU exceeds the threshold.

(1 trip detection logic)

Service plug grip

Does not come on

Master Warning Light:

Comes on

CAUTION / NOTICE / HINT

HINT:

  • If the service plug grip has been replaced, make sure to perform "High Voltage Fuse Accumulated Load History Reset" and then clear the DTCs.
  • After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.
    1. Turn the power switch on (IG) and wait for 5 seconds or more.

PROCEDURE

1.

REPLACE SERVICE PLUG GRIP

Click here

NEXT

2.

PERFORM UTILITY (HIGH VOLTAGE FUSE ACCUMULATED LOAD HISTORY RESET)

Click here

NEXT

CLEAR DTC (HYBRID CONTROL)

READ NEXT:

 Hybrid Battery Voltage System Isolation Fault (P0AA6-526,P0AA6-611,P0AA6-612,P0AA6-613,P0AA6-614,P0AA6-655)

DESCRIPTION The hybrid vehicle control ECU monitors the battery voltage sensor and detects insulation malfunctions in the high-voltage system. DTC No. Detection Item DTC Detection Condition T

 Hybrid Battery Voltage Isolation Sensor Circuit (P0AA7-727)

DESCRIPTION The hybrid vehicle control ECU monitors the insulation monitoring circuit located in the battery voltage sensor and detects malfunctions. DTC No. Detection Item DTC Detection Condit

 Hybrid Battery Pack Current Sensor Circuit Range / Performance (P0AC0-817)

DESCRIPTION A battery current sensor is installed to the positive (+) cable side of the HV battery and detects current flowing from the HV battery. The battery current sensor outputs voltage, which ch

SEE MORE:

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 BATTERY SERVICE HOLE COVER *2 HYBRID BATTERY SERVICE PLU

 Disposal

DISPOSAL CAUTION / NOTICE / HINT HINT: The tire pressure warning valve and transmitter is powered by a lithium battery. When disposing of the tire pressure warning valve and transmitter, remove the battery and dispose of it properly. PROCEDURE 1. DISPOSE OF TIRE PRESSURE WARNING VALVE AND TRANSMITTE

© 2016-2025 Copyright www.lexunx.com