Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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6-22 ENGINE GENERAL INFORMATION AND DIAGNOSIS (G16/J20 ENGINES)
Diagnostic Trouble Code (DTC) Table
DTC
NO.
DETECTING ITEM
DETECTING CONDITION
(DTC will set when detecting :)
MIL
(vehicle
without
monitor
connector)
MIL
(vehicle
with moni-
tor connec-
tor)
P0100
(No.34) Mass air flow circuit mal-
function
Sensor output low voltage (or MAF sensor
circuit shorted to ground)
1 driving
cycle
1 driving
cycle P0100
(No.33)
Sensor output high voltage (or MAF sen-
sor circuit open)
P0110
(No.25) Intake air temp. circuit mal-
function
Intake air temp. circuit low input
1 driving
cycle
1 driving
cycle P0110
(No.23)
Intake air temp. circuit high input
P0115
(No.15) Engine coolant temp. cir-
cuit malfunction
Engine coolant temp. circuit low input
1 driving
cycle
1 driving
cycle P0115
(No.14)
Engine coolant temp. circuit high input
P0120
(No.22) Throttle position circuit mal-
function
Throttle position circuit low input
1 driving
cycle
1 driving
cycle P0120
(No.21)
Throttle position circuit high input
P0121
Throttle position circuit per-
formance problem
Poor performance of TP sensor
2 driving
cycles
Not applica-
ble
P0130
HO2S circuit malfunction
(Sensor-1)
Min. output voltage of HO2S-higher than
specification
2 driving
cycles
Not applica-
ble Max. output voltage of HO2S-lower than
specification
P0133
HO2S circuit slow response
(Sensor-1)
Response time of HO2S-1 output voltage
between rich and lean is longer than spec-
ification.
2 driving
cycles
Not applica-
ble
P1034
(No.13)
HO2S-1 no activity detected
Output voltage of HO2S-1 fails to go above
specification (or HO2S-1 circuit shorted to
ground).
2 driving
cycles
1 driving
cycle
P0135
HO2S heater circuit mal-
function (Sensor-1) Terminal voltage is lower than specification
at heater OFF or it is higher at heater ON. 2 driving
cycles
Not applica-
ble
P0136
HO2S circuit malfunction
(Sensor-2)
Max. voltage of HO2S-2 is lower than
specification or its min. voltage is higher
than specification.
2 driving
cycles
Not applica-
ble
P0141
HO2S heater circuit mal-
function (Sensor-2)
Terminal voltage is lower than specification
at heater OFF or it is higher at heater ON.
(or heater circuit or short)
2 driving
cycles
Not applica-
ble
P0171 Fuel system too lean
Short term fuel trim or total fuel trim (short
and long terms added) is larger than spec-
ification for specified time or longer.
(Fuel trim toward rich side is large.)
2 driving
cycles
Not applica-
ble