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 Ground/Interruption of Voltage Supply Circuit
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- Ignition OFF
- Disconnect wiring harness connector from:
B166 Sensor - Oxygen, Mixture Control, Heated
- Ignition ON
- Measure voltage between the following terminals:
B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (wiring harness side) terminal 5 & Ground
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greater than 11 V
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T002
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Check: Short to Voltage of Signal Circuit
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- Ignition OFF
Disconnect wiring harness connector from: A84 Control Unit - Engine (Wiring Harness Connector XC54 )
- Ignition ON
- Measure voltage between the following terminals:
B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (wiring harness side) terminal 4 & Ground
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less than 0.3 V
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T003
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Check: Short to Ground/Interruption of Signal Circuit
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- Measure resistance between the following terminals:
B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (wiring harness side) terminal 4 & Ground
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greater than 500 kOhm
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T004
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Check: Interruption of Signal Circuit
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- Measure resistance between the following terminals:
A84 Control Unit - Engine Wiring harness connector (wiring harness side) terminal 16, 48 (XC54) & B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (wiring harness side) terminal 4
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less than 5 Ohm
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T005
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Check: Component
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- Measure resistance between the following terminals:
B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (component side) terminal 4 & B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (component side) terminal 5
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2 ... 8 Ohm
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T006
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Check: Component
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- Measure resistance between the following terminals:
B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (component side) terminal 4 & B166 Sensor - Oxygen, Mixture Control, Heated Wiring harness connector (component side) terminal 5
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greater than 8 Ohm
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