toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Idle Up Control Valve > < Engine Control Module|Locations|Page 2000
Page 1
background image

Engine Control Module: Testing and Inspection

INSPECTION

If, after performing individual component tests, it is determined that problem(s) may exist in the Engine Control Module (ECM), it will be
necessary to substitute a known good ECM and retest as needed.

Idle Up Control Valve > < Engine Control Module|Locations|Page 2000