LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2003 >> Highlander Base, 2.4 D, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 857 (Security Control System (Without Intelligent Key System)) >> Ecu Diagnosis Information >> IPDM E/R (Intelligent Power Distribution Module Engine Room) >> Fail Safe >> Can Communication Control >> If No CAN Communication Is Available With ECM
April 5, 2026: LEMON Manuals is launched! Read the announcement.

If No CAN Communication Is Available With ECM

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
Control part Fail-safe in operation
Cooling fan
  • Turns ON the cooling fan relay when the ignition switch is turned ON
  • Turns OFF the cooling fan relay when the ignition switch is turned OFF
scientia non olet · About LEMON Manuals