Toyota Corolla Cross: System Diagram
Toyota Corolla Cross (2022-2024) Service Manual / Engine & Hybrid System / M20a-fks (engine Control) / Sfi System / System Diagram
SYSTEM DIAGRAM
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How To Proceed With Troubleshooting
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
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
Basic Inspection
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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Parts Location
PARTS LOCATION ILLUSTRATION
*1 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*2 NO. 1 ENGINE ROOM RELAY BLOCK
- IGP-MAIN RELAY
*3 PARK/NEUTRAL POSITION SWITCH
*4 STARTER ASSEMBLY
*5 ECM
- - ILLUSTRATION
*1 NO. 1 INDOOR ELECTRICA
DC/DC Converter Temperature Sensor "B" Circuit Voltage Out of Range (P0C3D1C)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the boost converter temperature sensor (lower) value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction
Inverter with converter assembly internal circuit malfunction
Hybrid cool
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