9-5 Sedan (9600) L4-2.3L Turbo (B235) (2000)
The following sensors are grounded via pin 70 of the control module:
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The charge air absolute pressure sensor
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The pedal position sensors
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The throttle position sensors
NOTE: Control module pins 22 and 70 are linked together in the throttle body.
Reference ground
The oxygen sensor is grounded via control module pin 58.
Diagnostics
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If no power ground is present, the engine will not start and the system cannot be contacted by the diagnostic tool.
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If no sensor ground is present, the engine will not start and the functions supplied with current will generate diagnostic trouble codes.
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If no reference ground is present, diagnostic trouble code P0134 will be generated.
Control Module Inputs, Bus
Control Unit Inputs, Bus
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Maximum permitted torque, bus from TCM (502)
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Sport mode selected, bus from TCM (502)
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Selector lever position, automatic gearbox, bus from TCM (502)
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Vehicle speed, left rear wheel, bus from MIU (540)
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Reverse gear selected, manual gearbox, bus from DICE (628)
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A/C request, bus from DICE (628)
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A/C pressure, high-pressure side, bus from DICE (628)
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Power consumption, bus from DICE (628)
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Brake lights, bus from TWICE (632)
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Immobilizer, bus from TWICE (632)
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Ignition +50 circuit, bus from DICE (628)
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Diagnostics, bus from DICE (628)/diagnostic tool
Control Module Outputs, Bus