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Home >> Mitsubishi >> 2005 >> Endeavor LS, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Chassis Electrical >> Ignition Switch >> Symptom Procedures >> INSPECTION PROCEDURE 1: Communication with Scan Tool MB991958 is Impossible. >> Circuit Operation

Circuit Operation

The Immobilizer-ECU is energized by the MFI relay when the ignition switch is turned "ON". The PCM transmits a signal from scan tool MB991958 to the immobilizer-ECU as it is. In the same way, a signal from the immobilizer-ECU is also transmitted to scan tool MB991958 as it is.

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