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Step
7
Wire harness check
1) Measure resistance between "RED" wire terminal of
electric throttle body assembly connector and engine
ground with ignition switch turned OFF.
Is resistance infinity?
8
Electric throttle body assembly check
1) Check throttle position sensor referring to "Throttle
Position Sensor Performance Check" under "Electric
Throttle Body Assembly On-Vehicle Inspection: For
Petrol Engine Model in Section 1C".
Is output voltage within specified value?
DTC P0223: Throttle Position Sensor (Sub) Circuit High
Wiring Diagram
Refer to "DTC P0222: Throttle Position Sensor (Sub) Circuit Low: For Petrol Engine Model".
DTC Detecting Condition and Trouble Area
Output voltage of throttle position sensor (sub) is more than 4.7 V for
specified time continuously.
(1 driving detection logic)
NOTE
When DTC P0123 and P0223 are indicated together, it is possible that "WHT" wire shorted to power
circuit and/or "GRN" wire open.
DTC Confirmation Procedure
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Keep the accelerator pedal at idle position for 2 seconds.
4) Keep the accelerator pedal at fully depressed position for 2 seconds.
5) Repeat Step 3) and 4) for 3 times.
6) Check DTC.
Engine General Information and Diagnosis: For Petrol Engine Model 1A-124
Action
DTC detecting condition
Yes
Substitute a known-
good ECM and recheck.
Substitute a known-
good ECM and recheck.
Trouble area
• Throttle position sensor (sub) circuit
• Electric throttle body assembly
• ECM
No
"RED" wire is shorted to
ground circuit.
Replace electric throttle
body assembly.
S6JB0A1114038
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