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TROUBLE DIAGNOSIS
EC-105
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
101 P Stop lamp switch
[Ignition switch: OFF]
● Brake pedal: Fully released
Approximately 0V
[Ignition switch: OFF]
● Brake pedal: Slightly depressed
BATTERY VOLTAGE
(11 - 14V)
102 G/OR PNP switch
[Ignition switch: ON]
● Shift lever: P or N (A/T), Neutral (M/T)
Approximately 0V
[Ignition switch: ON]
● Except above position
A/T models
BATTERY VOLTAGE
(11 - 14V)
M/T models
Approximately 5V
104 W/B
Throttle control motor
relay
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
[Ignition switch: ON] 0 - 1.0V
106 W
Accelerator pedal position
sensor 1
[Ignition switch: ON]
● Engine stopped
● Accelerator pedal: Fully released
0.5 - 1.0V
[Ignition switch: ON]
● Engine stopped
● Accelerator pedal: Fully depressed
3.9 - 4.7V
108*
1
GY/L ASCD brake switch
[Ignition switch: ON]
● Brake pedal: Slightly depressed
● Clutch pedal: Slightly depressed (M/T)
Approximately 0V
[Ignition switch: ON]
● Brake pedal: Fully released
● Clutch pedal: Fully released (M/T)
BATTERY VOLTAGE
(11 - 14V)
109 B/R Ignition switch
[Ignition switch: OFF] 0V
[Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
111 G/W
ECM relay
(Self shut-off)
[Engine is running]
[Ignition switch: OFF]
● For a few seconds after turning ignition switch
OFF
0 - 1.0V
[Ignition switch: OFF]
● More than a few seconds after turning ignition
switch OFF
BATTERY VOLTAGE
(11 - 14V)
114 B/OR Fuel pump relay
[Ignition switch: ON]
● For 1 second after turning ignition switch ON
[Engine is running]
0 - 1.0V
[Ignition switch: ON]
● More than 1 second after turning ignition
switch ON
BATTERY VOLTAGE
(11 - 14V)
115
116
B
B
ECM ground
[Engine is running]
● Idle speed
Body ground
119
120
SB
GY
Power supply for ECM [Ignition switch: ON]
BATTERY VOLTAGE
(11 - 14V)
121 W/L
Power supply for ECM
(Back-up)
[Ignition switch: OFF]
BATTERY VOLTAGE
(11 - 14V)
TERMI-
NAL
NO.
WIRE
COLOR
ITEM CONDITION DATA (DC Voltage)
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