Lexus NX: Part of HV Gate Blocking Range/Performance (P321F-319)

Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (hybrid / Battery Control) / Hybrid Control System / Part of HV Gate Blocking Range/Performance (P321F-319)

DESCRIPTION

Refer to the description for DTC P321E-318.

Click here

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Warning Indicate

P321F-319

Part of HV Gate Blocking Range/Performance

An open or ground short in the HV gate block signal circuit when the gate is operating.

When the HV gate block function check is performed (when the power switch is turned from on (READY) to off), the inverter voltage (VH) drops and current flows in the inverter. (Any of the generator (MG1), motor (MG2) or rear motor (MGR) is malfunctioning.)

(1 trip detection logic)

Inverter with converter assembly

Does not come on

Master Warning Light:

Comes on

Related Data List

DTC No.

Data List

P321F-319

  • VH-Voltage after Boosting
  • Ready Signal
  • Emergency Shutdown

CAUTION / NOTICE / HINT

HINT:

After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.

  1. Wait for 30 seconds or more with the vehicle stopped, the power switch on (READY) and the shift lever in P. Then turn the power switch off and wait for 60 seconds or more.

PROCEDURE

1.

CHECK DTC OUTPUT (HYBRID CONTROL)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(d) Check for DTCs.

Powertrain > Hybrid Control > Trouble Codes

(e) Turn the power switch off.

P321E-318 is not output.

REPLACE INVERTER WITH CONVERTER ASSEMBLY

P321E-318 is also output.

GO TO DTC CHART (P321E-318)

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