7MGTE Mystery Vacuum Hose Routing - Power Steering Idle Up and EGR Lines

Engineintermediate✓ OP Confirmed

Problem

After removing the 7M-GTE engine, the owner could not identify where several disconnected hoses should reconnect. Four hoses were unidentified: three near/behind the power steering area and under the intake manifold, and one small hose on top of the engine near the throttle body.

Unidentified hoses behind power steering pumpUnidentified hoses under intake manifoldUnknown small hose near throttle bodyEngine reassembly blocked by unknown hose routing

Root Cause

Hoses were disconnected during engine removal without labeling, and their routing was not documented before disassembly.

Confidence

Moderate confidence — Original poster confirmed this resolved the issue

View Original Thread →Posted April 2022 on SupraForums.com