Operation CHARM: Car repair manuals for everyone.
Home >> Toyota Truck >> 2007 >> Tundra 2WD V6-4.0L (1GR-FE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> CAN Communication System >> 4WD Control ECU Communication Stop Mode

4WD Control ECU Communication Stop Mode

4WD Control ECU Communication Stop Mode




DESCRIPTION

Wiring Diagram:






Step 1-3:




Step 3(Continued):




INSPECTION PROCEDURE

HINT: Operating the ignition switch, any switches or any doors triggers related ECU and sensor communication with the CAN, which causes resistance variation.
pro multis · About Operation CHARM