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
SEE MORE:
The headlights can be operated
manually or automatically.
Operating instructions
Operating the switch
turns on the lights as follows:
Type A
U.S.A.
Canada
The headlights, daytime
running lights and
all the lights listed below turn
on and off automatically.
The side marker, parking,
ta
DESCRIPTION Refer to DTC P003012. Click here
HINT: Although the DTC titles say O2 sensor, these DTCs relate to the air fuel ratio sensor (sensor 1).
DTC No. Detection Item
DTC Detection Condition Trouble Area
MIL Note
P223711 A/F (O2) Sensor Positive Current Contr