Test
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Work Order Description
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Nominal Value
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T001
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Check: Short to Voltage/Ground of Signal Circuit
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- Ignition OFF
- Disconnect wiring harness connector from:
B57 Sensor - Oxygen, Catalytic Converter Check
- Ignition ON
- Diagnostic Tester Data List Parameter
B1S2 O2 Sensor (Bank 1 Sensor 2)
Note:
This data list parameter is in the data list 3 .
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400 ... 440 mV
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T002
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Check: Interruption of Signal Circuit
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- Measure voltage between the following terminals:
B57 Sensor - Oxygen, Catalytic Converter Check Wiring harness connector (wiring harness side) terminal 4 & Ground
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400 ... 450 mV
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T003
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Check: Short to Voltage of Ground Circuit
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- Measure voltage between the following terminals:
B57 Sensor - Oxygen, Catalytic Converter Check Wiring harness connector (wiring harness side) terminal 3 & Ground
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less than 0.3 V
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T004
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Check: Short to Ground of Signal Circuit
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- Ignition OFF
- Disconnect wiring harness connector from:
A84 Control Unit - Engine (Wiring Harness Connector XC54, XC55 )
- Measure resistance between the following terminals:
B57 Sensor - Oxygen, Catalytic Converter Check Wiring harness connector (wiring harness side) terminal 3 & Ground
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greater than 500 kOhm
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T005
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Check: Circuit Interruption of Ground Circuit
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- Measure resistance between the following terminals:
B57 Sensor - Oxygen, Catalytic Converter Check Wiring harness connector (wiring harness side) terminal 3 & A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 43 (XC54)
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less than 5 Ohm
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T006
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Check: Tightness
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- Check the following components for tightness:
Exhaust system
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Test okay?
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T007
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Check: Mechanical Functionality
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- Check the catalytic converter for mechanical damages
(Tears in the outer case, damages of the internal catalyst bed)
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Test okay?
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T008
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Check: Short to Voltage/Ground of Signal Circuit
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- Ignition OFF
- Disconnect wiring harness connector from:
B57 Sensor - Oxygen, Catalytic Converter Check
- Ignition ON
- Diagnostic Tester Data List Parameter
B1S2 O2 Sensor (Bank 1 Sensor 2)
Note:
This data list parameter is in the data list 3 .
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less than 400 mV
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