
FUEL SYSTEM (PGM-FI)
5-16
DTC INDEX
DTC
(MIL blinks)
Function Failure
Symptom/Fail-safe function
Refer
to
(DTC)
Refer
to
(MIL)
1-1 (1)
MAP sensor circuit low voltage (less than 0.2 V)
• MAP sensor or its circuit malfunction
• Engine operates normally
• Fail-safe value: 760 mmHg/
1,013 hPa
5-17
5-36
1-2 (1)
MAP sensor circuit high voltage (more than 3.9 V)
• Loose or poor contact of the MAP sensor connec-
tor
• MAP sensor or its circuit malfunction
• Engine operates normally
• Fail-safe value: 760 mmHg/
1,013 hPa
5-18
2-1 (2)
MAP sensor hose connection
• Disconnection or poor connection of the MAP
sensor hoses
• MAP sensor malfunction
• Engine operates normally
5-20
5-37
7-1 (7)
ECT sensor circuit low voltage (less than 0.07 V)
• ECT sensor or its circuit malfunction
• Hard start at a low tempera-
ture
• Fail-safe value: 95
°
C/203
°
F
• Cooling fan turns on
5-21
5-38
7-2 (7)
ECT sensor circuit high voltage (more than 4.93 V)
• Loose or poor contact of the ECT sensor connec-
tor
• ECT sensor or its circuit malfunction
• Hard start at a low tempera-
ture
• Fail-safe value: 95
°
C/203
°
F
• Cooling fan turns on
5-22
8-1 (8)
TP sensor circuit low voltage (less than 0.3 V)
• Loose or poor contact of the TP sensor connector
• TP sensor or its circuit malfunction
• Poor engine acceleration
• Fail-safe value: 0
°
5-23
5-40
8-2 (8)
TP sensor circuit high voltage (more than 4.93 V)
• TP sensor or its circuit malfunction
• Poor engine acceleration
• Fail-safe value: 0
°
5-25
9-1 (9)
IAT sensor circuit low voltage (less than 0.07 V)
• IAT sensor or its circuit malfunction
• Engine operates normally
• Fail-safe value: 35
°
C/95
°
F
5-26
5-42
9-2 (9)
IAT sensor circuit high voltage (more than 4.93 V)
• Loose or poor contact of the IAT sensor connec-
tor
• IAT sensor or its circuit malfunction
• Engine operates normally
• Fail-safe value: 35
°
C/95
°
F
5-27
11-1 (11)
VS sensor no signal
• Loose or poor contact of the VS sensor connector
• VS sensor or its circuit malfunction
• Engine operates normally
5-28
5-43
12-1 (12)
No. 1 injector circuit malfunction
• Loose or poor contact of the injector connector
• Injector or its circuit malfunction
• Engine does not start
• Injectors, fuel pump and
ignition shut down
5-29
5-45
13-1 (13)
No. 2 injector circuit malfunction
• Loose or poor contact of the injector connector
• Injector or its circuit malfunction
• Engine does not start
• Injectors, fuel pump and
ignition shut down
5-31
5-46
14-1 (14)
No. 3 injector circuit malfunction
• Loose or poor contact of the injector connector
• Injector or its circuit malfunction
• Engine does not start
• Injectors, fuel pump and
ignition shut down
5-31
5-46
15-1 (15)
No. 4 injector circuit malfunction
• Loose or poor contact of the injector connector
• Injector or its circuit malfunction
• Engine does not start
• Injectors, fuel pump and
ignition shut down
5-31
5-46
21-1 (21)
O
2
sensor malfunction
• Loose or poor contact of the O
2
sensor connector
• O
2
sensor or its circuit malfunction
• Engine operates normally
5-31
5-47
23-1 (23)
O
2
sensor heater circuit malfunction
• Loose or poor contact of the O
2
sensor connector
• O
2
sensor heater or its circuit malfunction
• Engine operates normally
5-32
5-48
29-1 (29)
IACV circuit malfunction
• Loose or poor contact of the IACV connector
• IACV or its circuit malfunction
• Engine stalls, hard to start,
rough idling
5-34
5-49
33-2 (–)
EEPROM in ECM malfunction
• Faulty ECM
• Engine operates normally
• Does not hold the self-diag-
nosis data
5-35
–
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