Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM

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CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
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2.
CUSTOMER PROBLEM ANALYSIS
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CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 tri
CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by
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TERMINALS OF ECU
NOTICE:
When performing an inspection, make sure that "ACC Customize" is set to "ON" using the multi-display.
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When "ACC Customize" is set to "ON" (ACC supply power enabled), the certification ECU (smart key ECU assembly) controls the ACC relay on and off. When
InspectionINSPECTION PROCEDURE
1. INSPECT VANITY LIGHT SWITCH LH (VISOR ASSEMBLY LH) (a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection Condition
Specified Condition
T3-1 - T3-2