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by redandblue
Thu Feb 20, 2014 4:15 pm
Forum: s300 / SManager
Topic: JDM D15B 3-Stage VTEC Engine ALWAYS Loading at Idle
Replies: 1
Views: 1862

JDM D15B 3-Stage VTEC Engine ALWAYS Loading at Idle

Hello everyone,

We have recently installed a JDM D15B (2 Vtec switchovers) head onto a D16Y8 block, using a Z6 intake manifold. The car starts and runs, but for whatever reason we are reading that the engine is (heavily) loaded at idle and low RPMS. We are unable to get the engine to unload.

Some ...