Suzuki 2000 Grand Vitara SQ416, Service Manual

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YH4
GRAND
VITARA
6-1-24 ENGINE (H25 ENGINE)
DTC
NO.
DETECTING ITEM
DETECTING CONDITION
(DTC will set when detecting:)
MIL
(vehicle
without
monitor
connector
MIL
(vehicle
with
monitor
connector
P0420
Catalyst system efficiency
below threshold (Bank 1)
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
applicable
P0430
Catalyst system efficiency
below threshold (Bank 2)
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
applicable
P0443
Purge control valve circuit
malfunction Purge control valve circuit is open or
shorted to ground. 2 driving
cycles
Not
applicable
P0460 Fuel level sensor high input
Fuel level sensor circuit open
(high voltage). 2 driving
cycles
Not
applicable
P0500
(No.24)
Vehicle speed sensor
malfunction No signal while running in “D” range or
during fuel cut at decelerating. 1 driving
cycle
1 driving
cycle
P0505
Idle control system
malfunction
No closed signal to IAC valve is detected.
2 driving
cycles
1 driving
cycle
P0601
(No.71)
Internal control module
memory check sum error Data write error (or check sum error)
when written into ECM 1 driving
cycle
Not
applicable
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
applicable
P1450
Barometric pressure sensor
circuit malfunction
Barometric pressure is lower or higher
than specification (or sensor
malfunction).
1 driving
cycle
1 driving
cycle
P1451
Barometric pressure sensor
performance problem
Difference between manifold absolute
pressure (MAP sensor value) and
barometric pressure (barometric
pressure sensor value) is larger than
specification during cranking.
2 driving
cycles
Not
applicable
P1500
Starter signal circuit
malfunction
Starter signal is not inputted from engine
cranking till its start and after or it is always
inputted.
2 driving
cycles
Not
applicable
P1510
ECM backup power source
malfunction
No backup power after starting engine.
1 driving
cycle
Not
applicable