Diagnostic mode 5: Check output of oxygen sensor signals: Procedure
- Connect diagnostic tester, see CONNECT DIAGNOSTIC TESTER .
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic mode 5: Check output of oxygen sensor signals".
- Select the desired output of oxygen sensor signals "Test -ID XX".
Evaluation of output of oxygen sensor signals:
- Test-ID 01 Bank 1 Sensor 2, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 02 Bank 1 Sensor 2, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 07 Bank 1 Sensor 2, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 08 Bank 1 Sensor 2, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 129 Bank 1 Sensor 1, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 130 Bank 1 Sensor 1, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 131 Bank 1 Sensor 1, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- Test-ID 132 Bank 1 Sensor 1, see DIAGNOSTIC MODE 6: CHECK TEST RESULTS OF COMPONENTS THAT ARE NOT CONTINUOUSLY MONITORED
- End diagnosis and switch ignition off.
Evaluation test-ID 01 Bank 1 Sensor 2: rich to lean sensor barrier voltage
EVALUATION TEST-ID 01 BANK 1 SENSOR 2: RICH TO LEAN SENSOR BARRIER VOLTAGE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| Fixed value: 0.652 V | Fixed value: 0.652 V | ||
If specified values are not obtained:
- Replace Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- Bank 1. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING , Item -10-.
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .
Evaluation test-ID 02 Bank 1 Sensor 2: lean to rich sensor barrier voltage
EVALUATION TEST-ID 02 BANK 1 SENSOR 2: LEAN TO RICH SENSOR BARRIER VOLTAGE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| Fixed value: 0.652 V | Fixed value: 0.652 V | ||
If specified values are not obtained:
- Replace Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- Bank 1. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING , Item -10-.
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .
Evaluation test-ID 07 Bank 1 Sensor 2: Minimum voltage at sensor for test cycle
MINIMUM VOLTAGE AT SENSOR FOR TEST CYCLE SPECIFICATION
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| 0.000 | 0.402 | 0.000 | 0.402 |
If the specified value is not reached:
- Short circuit to Ground (GND) in oxygen sensor or in wire:
- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
If the specified value is exceeded:
- Oxygen sensor not ready for operation
- Oxygen sensor heater faulty:
- Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
- Short circuit to B+ or open circuit in wiring in oxygen sensor or in wire:
- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
Evaluation test-ID 08 Bank 1 Sensor 2: Maximum voltage at sensor for test cycle
EVALUATION TEST-ID 08 BANK 1 SENSOR 2: MAXIMUM VOLTAGE AT SENSOR FOR TEST CYCLE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| 0.501 | 1.054 | 0.501 | 1.054 |
If the specified value is not reached:
- Oxygen sensor not ready for operation
- Oxygen sensor heater faulty:
- Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
- Short circuit to Ground (GND) or open circuit in wiring in oxygen sensor or in wire:
- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
If the specified value is exceeded:
- Short circuit to B+ in oxygen sensor or in wire:
- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC). See OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
Evaluation test-ID 129 Bank 1 Sensor 1: Actual value of oxygen sensor voltage
EVALUATION TEST-ID 129 BANK 1 SENSOR 1: ACTUAL VALUE OF OXYGEN SENSOR VOLTAGE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| 0.703 | 1.992 | 0.703 | 1.992 |
If specified values are not obtained:
- Replace Heated Oxygen Sensor (HO2S) -G39- Bank 1 before catalytic converter. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING , Item -8-.
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .
Evaluation test-ID 130 Bank 1 Sensor 1: Control barrier voltage
EVALUATION TEST-ID 130 BANK 1 SENSOR 1: CONTROL BARRIER VOLTAGE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| 0.703 | 1.992 | 0.703 | 1.992 |
If specified values are not obtained:
- Replace Heated Oxygen Sensor (HO2S) -G39- Bank 1 before catalytic converter. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING .
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .
Evaluation test-ID 131 Bank 1 Sensor 1: Dynamic value
EVALUATION TEST-ID 131 BANK 1 SENSOR 1: DYNAMIC VALUE
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| 0.00 | 4.00 | 0.00 | 4.00 |
If specified values are not obtained:
- Replace Heated Oxygen Sensor (HO2S) -G39- Bank 1 before catalytic converter. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING .
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .
Evaluation test-ID 132 Bank 1 Sensor 1: Oxygen sensor shift via oxygen sensor control behind Three Way Catalytic Converter (TWC) (bank 1 sensor 2)
EVALUATION TEST-ID 132 BANK 1 SENSOR 1: OXYGEN SENSOR SHIFT VIA OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC) (BANK 1 SENSOR 2)
| Vehicles with engine code AWD | Vehicles with engine code AWP, AWW | ||
|---|---|---|---|
| Specified value: | Specified value: | ||
| min. | max. | min. | max. |
| -0.05 | 0.05 | -0.05 | 0.05 |
If specified values are not obtained:
- Replace Heated Oxygen Sensor (HO2S) -G39- Bank 1 before catalytic converter. See EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING .
- Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
- Generate readiness code, see READINESS CODE, GENERATING .