Hyundai Tucson: 48V Battery System - Repair procedures (Removal)
- Turn ignition switch OFF and disconnect the battery (-) terminal.
- Remove the 48V battery assembly.
(Refer to 48V Battery System - "Repair procedures")
- Remove the battery cover (A) after loosening the mounting bolts.
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the terminal capacitor (A) after loosening the mounting bolts.
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the mounting nuts and remove the battery module (-) busbar (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the mounting nuts and remove the battery module (+) busbar (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the BMS wiring harness terminal after loosening the mounting bolts (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the 48V battery case assembly after loosening the mounting bolts (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Disconnect the PRA extension connector (A) and the BMS & LDC connectors (B).
- Disconnect the battery temperature sensor extension connector (C).
- Disconnect the cooling blower fan connector (A).
- Remove the battery cooling blower unit (B) from the battery module (A).
Tightening torque : 5.9 - 9.8 N.m (0.6 - 1.0 kgf.m, 4.3 - 7.2 lb-ft)
- Remove the battety module lnlet duct (A) after loosening mountin bolts.
Tightening torque : 3.4 - 6.4 N.m (0.35 - 0.65 kgf.m, 2.5 - 4.7 lb-ft)
Installation
- Install in the reverse order of removal.
Description
The Power Relay Assembly (PRA) consists of the positive main relay. It is located inside the battery pack assembly and controls the high voltage power circuit between the high voltage battery and inverter by the control signal of BMS ECU.
Removal
- Turn ignition switch OFF and disconnect the battery (-) terminal.
- Remove the battery cover (A) after loosening the mounting bolts.
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Disconnect the PRA extension connector (A).
- Remove the terminal capacitor (A) after loosening the mounting bolts.
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the mounting nuts and remove the battery module (-) busbar (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the mounting nuts and remove the battery module (+) busbar (A).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
- Remove the PRA assembly (A) after loosening the mounting bolts (B).
Tightening torque : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)
Installation
- Install in the reverse order of removal.
READ NEXT:
BMS ECU Terminal and Input/Output Signal
Terminal Function
Connector B10-A
Connector B01-B
Removal
Turn ignition switch OFF and disconnect the battery (-) terminal.
Remove the 48V battery assembly.
(Refer to 48V Battery System - "Repair procedures")
Power Relay Assembly (PRA) - Removal
Removal
Remove the PRA assembly.
(Refer to 48V Battery System - "Power Relay Assembly (PRA)")
Remove the PRA cover.
Remove the mounting bolts and remove the power relay busbar (A).
Disconnect the main relay connector
Battery Pack Assembly Inlet Duct/ Battery Pack
Assembly Outlet Duct
Removal and
Installation
Battery Pack Assembly Inlet Duct
Turn the ignition switch OFF and disconnect the battery (-) terminal.
Remove the luggage board (A).
Separate the inlet cooling duct (A) in the direction of the arrow.
Tigh
SEE MORE:
Injector - Replacement
The injector combustion seal should be replaced new one to prevent leakage
after removing the injector.
1. Remove the combustion seal (A) with a wire cutter.
WARNING
Grip the sealing ring carefully, pull it to form a small loop
and t
When Ignition Key Is Turned ON (engine OFF), The ABS Warning Lamp Does Not
Light Up.
Detecting condition
When current flows in the HECU the ABS warning lamp turns from ON
to OFF as the initial check. Therefore if the lamp does not light up. the
cause may be an open in the lamp power supply circuit, a blown bulb, an
open in the bo
Information
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