Dtc P0130 (Dtc No.14) Heated Oxygen Sensor (Ho2S) Circuit Malfunction (Sensor-1) - Suzuki Jimny Service Manual

DTC P0130 (DTC No.14) Heated Oxygen Sensor (HO2S) Circuit Malfunction
(Sensor-1)
CIRCUIT DESCRIPTION
1. Heated oxygen sensor-1 (HO2S-1)
DTC DETECTING CONDITION
• When running at idle speed after engine warmed up and
running at specified vehicle speed, HO2S-1 output volt-
age does not go below 0.3 V or over 0.6 V.
✱2 driving cycle detection logic, Monitoring once / 1 driving.
DTC CONFIRMATION PROCEDURE
WARNING:
• When performing a road test, select a place where there is no traffic or possibility of a traffic acci-
dent and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 2 persons, a driver and a tester.
1) Turn ignition switch OFF. Clear DTC with ignition switch ON, check vehicle and environmental condition for :
– Altitude (barometric pressure) : 2400 m, 8000 ft or less (560 mmHg, 75 kPa or more)
– Ambient temp. : –10 °C, 14 °F or higher
– Intake air temp. : 70 °C, 158 °F or lower
2) Warm up engine to normal operating temperature.
3) Drive vehicle at 30 – 40 mph, 50 – 60 km/h for 2 min.
4) Stop vehicle and run engine at idle for 2 min.
5) Check DTC in "DTC" mode and pending DTC in "ON BOARD TEST" or "PENDING DTC" mode.
ENGINE GENERAL INFORMATION AND DIAGNOSIS 6-59
POSSIBLE CAUSE
• Heated oxygen sensor-1 malfunction
• "B/Bl" or "R" circuit open (poor connection) or
short