Lexus NX: High Voltage Fuse (P0A95-400)
Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (hybrid / Battery Control) / Hybrid Control System / 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.
- Turn the power switch on (IG) and wait for 5 seconds or more.
PROCEDURE
| 1. | REPLACE SERVICE PLUG GRIP |
Click here .gif)
|
.gif)
| 2. | PERFORM UTILITY (HIGH VOLTAGE FUSE ACCUMULATED LOAD HISTORY RESET) |
Click here
| NEXT | .gif) | 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:
Reassembly
REASSEMBLY CAUTION / NOTICE / HINT NOTICE:
Handle components indoors as much as possible to prevent foreign matter from entering and adhering to headlight assembly components.
Do not reuse parts which have reduced fastening ability due to thread damage.
When installing components, make sure t
Essential information
Emergency flashers
The emergency flashers are used to
warn other drivers when the vehicle
has to be stopped in the road due to
a breakdown, etc.
Operating instructions
Press the switch.
All the turn signal lights will flash. To turn
them off, press the switch once again.
■Emergency
© 2016-2026 Copyright www.lexunx.com
