Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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ENGINE GENERAL INFORMATION AND DIAGNOSIS (G16/J20 ENGINES) 6-23
P0172 Fuel system too rich
Short term fuel trim or total fuel trim (short-
vand long term added) is smaller
thanvspecification for specified time or
longer.
(Fuel trim toward lean side is large.)
2 driving
cycles
Not applica-
ble
P0300
P0301
P0302
P0303
P0304 Random misfire detected
Cylinder 1 misfire detected
Cylinder 2 misfire detected
Cylinder 3 misfire detected
Cylinder 4 misfire detected Misfire of such level as to cause damage
to three way catalyst
MIL flashing
during mis-
fire detec-
tion
Not applica-
ble
Misfire of such level as to deteriorate emis-
sion but not to cause damage to three way
catalyst
2 driving
cycles
Not applica-
ble
P0325
(No.43)
Knock sensor circuit mal-
function Knock sensor circuit low input
Knock sensor circuit high input 1 driving
cycle
1 driving
cycle
P0335
Crankshaft position sensor
circuit malfunction
No signal for 2 sec. during engine cranking
1 driving
cycle
Not applica-
ble
P0340
(No.42)
Camshaft position sensor
circuit malfunction
No signal during engine running
1 driving
cycle
1 driving
cycle
P0400
Exhaust gas recirculation
flow malfunction detected
Excessive or insufficient EGR flow
2 driving
cycles
Not applica-
ble
P0403
(No.51)
EGR valve circuit malfunc-
tion
EGR valve electrical circuit open or short
1 driving
cycle
1 driving
cycle
P0420
Catalyst system efficiency
below threshold
Output waveforms of HO2S-1 and HO2S-2
are similar.
(Time from output voltage change of
HO2S-1 to that of HO2S-2 is shorter than
specification.)
2 driving
cycles
Not applica-
ble
P0443
Purge control valve circuit
malfunction Purge control valve circuit is open or
shorted to ground. 2 driving
cycles
Not applica-
ble
P0460
Fuel level sensor circuit
high input Fuel level sensor circuit open (high volt-
age) 2 driving
cycles
Not applica-
ble
P0500
(No.24)
Vehicle speed sensor mal-
function No signal while running in “D” range or
during fuel cut at decelerating 2 driving
cycles
1 driving
cycle
P0505
Idle control system malfunc-
tion
No closed signal to IAC valve is detected.
2 driving
cycles
Not applica-
ble
P0601
(No.71)
Internal control module
memory check sum error Data write error (or check sum error) when
written into ECM 2 driving
cycles
1 driving
cycle
P1408
Manifold absolute pressure
sensor circuit malfunction
Manifold absolute pressure sensor output
voltage is higher or lower than specified
value (or sensor circuit shorted to ground
or open).
2 driving
cycles
Not applica-
ble
P1450
Barometric pressure sen-
sor circuit malfunction Barometric pressure is lower or higher
than specification. (or sensor malfunction) 1 driving
cycle
Not applica-
ble
DTC
NO.
DETECTING ITEM
DETECTING CONDITION
(DTC will set when detecting :)
MIL
(vehicle
without
monitor
connector)
MIL
(vehicle
with moni-
tor connec-
tor)