EGR Cooler: Notes
WARNING: This page is about a different variant/trim than selected.
REMOVAL
- Power down the high voltage system. Refer to HIGH VOLTAGE POWER DOWN .
- Drain the cooling system. Refer to DRAINING .
- Remove the catalytic converter. Refer to CONVERTER, CATALYTIC, REMOVAL AND INSTALLATION .
- Remove the retainers securing the high voltage cables to the turbocharger lines.
- Remove the two turbocharger oil return line bolts.
1 - Turbocharger Oil Return Line Bolts 2 - Turbocharger Oil Return Line - Remove the EGR cooler coolant outlet hose from the EGR cooler.
1 - EGR Cooler Coolant Hose and Clamp 2 - EGR Cooler Bolts 3 - EGR Cooler - Remove the lower turbocharger supply line bolt at engine block.
- Remove the bolts and the low pressure EGR cooler.
- Remove the O-ring and the gasket of the low pressure EGR cooler.
INSTALLATION
Follow the removal procedure in reverse for general reassembly of the components on the vehicle. The steps listed below are calling out specific procedures that should be followed during installation.
- Lubricate the O-ring with soapy water (do not use oil) and carefully install into the block.