GDI ± Troubleshooting
13A-83
CHECK AT THE THROTTLE VALVE CONTROLLER TERMINALS
TERMINAL VOLTAGE CHECK CHART
Throttle Valve Controller Terminal Arrangement
Terminal
No.
Check items Requirements Normal value
1 Throttle valve control servo
(A+)
D Ignition switch: ON
D Accelerator pedal: Fully opened →
Decreases slightly from
system voltage.
9 Throttle valve control servo
(B+)
u
y c
ose
14 Throttle valve control servo
(A±)
D Ignition switch: ON
D Accelerator pedal: Fully closed →
p
Decreases slightly (approx.
2 V) from system voltage.
15 Throttle valve control servo
(B±)
u
y opene
2 Power supply to throttle
valve control servo
Ignition switch: ON System voltage
5 Power supply Ignition switch: ON System voltage
6 Sensor voltage Ignition switch: ON 4.5 ± 5.5 V
7 Throttle position sensor (1st
channel)
Ignition switch:
ON
Release the
accelerator pedal.
0.45 ± 0.8 V
Depress the
accelerator pedal
fully.
3.9 ± 4.9 V
20 Accelerator pedal position
sensor (2nd channel)
Ignition switch:
ON
Release the
accelerator pedal.
0.7 ± 1.4 V
Depress the
accelerator pedal
fully.
4 V or more
22 Ignition switch ± IG Ignition switch: ON System voltage