Lexus NX: Removal
REMOVAL
PROCEDURE
1. PRECAUTION
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2. CHECK FOR DTC
(a) Check for DTCs.
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NOTICE:
Confirm that P0AA6 (Hybrid Battery Voltage System Isolation Fault) is not output before removing or installing an HV battery module. If this DTC is output, perform troubleshooting for this DTC first.
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3. REMOVE SERVICE PLUG GRIP
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4. DISCONNECT WIRE HARNESS
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5. DISCONNECT INVERTER RESERVE TANK ASSEMBLY
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6. REMOVE CONNECTOR COVER ASSEMBLY
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7. CHECK TERMINAL VOLTAGE
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8. INSTALL CONNECTOR COVER ASSEMBLY
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9. REMOVE REAR SEAT ASSEMBLY
for Manual Seat: Click here
for Power Seat: Click here
10. REMOVE NO. 2 HYBRID VEHICLE BATTERY SHIELD REINFORCEMENT
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11. REMOVE HV BATTERY JUNCTION BLOCK ASSEMBLY
CAUTION:
Wear insulated gloves and use insulated tools.
| (a) Using an insulated tool, remove the 3 nuts, and disconnect the 2 No. 2 frame wires (high-voltage cables) and ground terminal. |
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| (b) Disconnect the 4 connectors. NOTICE: Insulate the removed connector with insulating tape. |
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| (c) Remove the 3 nuts and hybrid junction block assembly. NOTICE: If the hybrid battery junction block assembly has been dropped, replace it with a new one. |
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Inspection
INSPECTION PROCEDURE 1. INSPECT HV BATTERY JUNCTION BLOCK ASSEMBLY (a) Inspect SMRB: (1) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connect
Installation
INSTALLATION PROCEDURE 1. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY CAUTION: Wear insulated gloves and use insulated tools. (a) Install the hybrid battery junction block assembly with the 3 nuts. Tor
SEE MORE:
Vehicle Specifications have not been Stored (B2451)
DESCRIPTION This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH. The headlight ECU sub-assembly LH outputs DTC B2451. DTC No. Detection Item DTC Detection Condition Trouble Area B2451 Vehicle Specifications have not been Stored
Lost Communication with Main Body ECU (U0140,U0142,U0155,U0293,U1117)
DESCRIPTION These DTCs are stored when there is a CAN communication error between the hybrid vehicle control ECU, certification ECU (smart key ECU assembly), ECM, main body ECU (multiplex network body ECU) or combination meter assembly, and data from the option connector (bus buffer ECU) cannot be r
