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TROUBLE DIAGNOSIS
EC-77
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Fail-safe Chart EBS010LR
When the DTC listed bellow is detected, the ECM enters fail-safe mode and the MI lights up.
Priority Detected items (DTC)
1
● U1000 U1001 CAN communication line
● P0102 P0103 Mass air flow sensor
● P0112 P0113 Intake air temperature sensor
● P0117 P0118 Engine coolant temperature sensor
● P0122 P0123 P0222 P0223 P1225 P1226 P2135 Throttle position sensor
● P0327 P0328 Knock sensor
● P0335 Crankshaft position sensor (POS)
● P0340 Camshaft position sensor (PHASE)
● P0500 Vehicle speed sensor
● P0605 ECM
● P0705 Park/Neutral position (PNP) sensor
● P1229 Sensor power supply
● P1610-P1615 NATS
● P1706 Park/Neutral position (PNP) switch
● P2122 P2123 P2127 P2128 P2138 Accelerator pedal position sensor
2
● P0031 P0032 Heated oxygen sensor 1 heater
● P0037 P0038 Heated oxygen sensor 2 heater
● P0132 P0133 P0134 P1143 P1144 Heated oxygen sensor 1
● P0138 P0139 P1146 P1147 Heated oxygen sensor 2
● P0444 P0445 EVAP canister purge volume control solenoid valve
● P0550 Power steering pressure sensor
● P0710 P0720 P725, P0740 P0745 P0750 P0755 P1705 P1760 A/T related sensors and solenoid valves
● P1065 ECM power supply
● P1111 Intake valve timing control solenoid valve
● P1122 Electric throttle control function
● P1124 P1126 Throttle control motor relay
● P1128 Throttle control mother
● P1211 TCS control unit
● P1212 TCS communication line
● P1720 Vehicle speed sensor
● P1805 Brake switch
3
● P0011 Intake valve timing control
● P0171 P0172 Fuel injection system function
● P0300 - P0304 Misfire
● P0420 Three way catalyst function
● P0731 - P0734 A/T function
● P1121 Electric throttle control actuator
● P1217 Engine over temperature (OVERHEAT)
DTC No. Detected items Engine operating condition in fail-safe mode
P0102
P0103
Mass air flow sensor circuit Engine speed will not rise more than 2,400 rpm due to the fuel cut.
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