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
CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
*1
Power Distribution Box Assembly
*2
Main Body ECU (Multiplex Network Body ECU)
(a) Remove main body ECU (multiplex network body ECU).
C
FREEZE FRAME DATA
DESCRIPTION
(a) Whenever a front radar sensor system DTC is stored, the millimeter
wave radar sensor assembly stores the current vehicle state as Freeze Frame Data.
CHECK FREEZE FRAME DATA
(a) Select a DTC to display the freeze frame data.
Body Electrical > Front Radar Se
How To Proceed With Troubleshooting
Terminals Of Ecu
