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C-002 Front Left Wheel Acceleration Sensor Circuit > < B-016 Trouble Codes: Check 3

Astra H

C-001 - Sensor Voltage Supply Circuit

Test

Work Order Description

Nominal Value
T001

Check: Short to Voltage/Ground of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B36BL Sensor - Vertical Acceleration Body, Front Left
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

4.5 ... 5.5 V
Voltage Measurement Current Value: V
Yes: No:
T002

Check: Short to Voltage of Ground Circuit
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 3
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T003

Check: Short to Voltage of Ground Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B36BR Sensor - Vertical Acceleration Body, Front Right
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 3
    &
    Ground
  • Disconnect each of the following components/control units consecutively from the wiring harness and repeat the measurement each time:
    B36WL Sensor - Vertical Acceleration Wheel, Front Left
    B36WR Sensor - Vertical Acceleration Wheel, Front Right
    B37 Sensor - Vertical Acceleration Body, Rear

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T004

Check: Short to Voltage of Ground Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A6 Control Unit - Semi Active Damping System
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 3
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T005

Check: Short to Voltage of Ground Circuit
  • Measure voltage between the following terminals:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 25
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T006

Check: Short to Voltage/Ground of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B36BL Sensor - Vertical Acceleration Body, Front Left
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

less than 4.5 V
Voltage Measurement Current Value: V
Yes: No:
T007

Check: Short to Ground of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A6 Control Unit - Semi Active Damping System
  • Measure resistance between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

greater than 500 kOhm
Resistance Measurement Current Value: kOhm
Yes: No:
T008

Check: Short to Ground of Voltage Supply Circuit
  • Measure resistance between the following terminals:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 30
    &
    Ground

greater than 500 kOhm
Resistance Measurement Current Value: kOhm
Yes: No:
T009

Check: Short to Ground of Voltage Supply Circuit
  • Disconnect wiring harness connector from:
    B36BR Sensor - Vertical Acceleration Body, Front Right
  • Measure resistance between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground
  • Disconnect each of the following components/control units consecutively from the wiring harness and repeat the measurement each time:
    B36WL Sensor - Vertical Acceleration Wheel, Front Left
    B36WR Sensor - Vertical Acceleration Wheel, Front Right

greater than 500 kOhm
Resistance Measurement Current Value: kOhm
Yes: No:
T010

Check: Short to Voltage of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    B36BR Sensor - Vertical Acceleration Body, Front Right
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground
  • Disconnect each of the following components/control units consecutively from the wiring harness and repeat the measurement each time:
    B36WL Sensor - Vertical Acceleration Wheel, Front Left
    B36WR Sensor - Vertical Acceleration Wheel, Front Right
    B37 Sensor - Vertical Acceleration Body, Rear

less than 5.5 V
Voltage Measurement Current Value: V
Yes: No:
T011

Check: Short to Voltage of Voltage Supply Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A6 Control Unit - Semi Active Damping System
  • Ignition ON
  • Measure voltage between the following terminals:
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T012

Check: Short to Voltage of Voltage Supply Circuit
  • Measure voltage between the following terminals:
  • A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 30
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:


Result

Cause Of Fault
E001 Result: Defective Component
  • Defective component:
    A6 Control Unit - Semi Active Damping System
E002 Result: Defective Component
  • If the nominal value is reached during one of the measurements, the component/control unit that has been disconnected immediately before that measurement is defective.
E003 Result: Short to Voltage
  • Short circuit to voltage between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 25
    &
    B37 Sensor - Vertical Acceleration Body, Rear
    Wiring harness connector (wiring harness side) terminal 3
E004 Result: Short to Voltage
  • Short circuit to voltage between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 26
    &
    X55 Axle, Front, Left & Extension Harness, Axle, Front, Left
    Wiring harness connector (wiring harness side) terminal 9
    &
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 3
    &
    X56 Axle, Front, Right & Extension Harness, Axle, Front, Right
    Wiring harness connector (wiring harness side) terminal 9
    &
    B36BR Sensor - Vertical Acceleration Body, Front Right
    Wiring harness connector (wiring harness side) terminal 3
E005 Result: Short to Ground
  • Short circuit to ground between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 30
    &
    B37 Sensor - Vertical Acceleration Body, Rear
    Wiring harness connector (wiring harness side) terminal 1

or

  • Defective component:
    B37 Sensor - Vertical Acceleration Body, Rear
E006 Result: Short to Ground
  • Short circuit to ground between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 27
    &
    X55 Axle, Front, Left & Extension Harness, Axle, Front, Left
    Wiring harness connector (wiring harness side) terminal 7
    &
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    X56 Axle, Front, Right & Extension Harness, Axle, Front, Right
    Wiring harness connector (wiring harness side) terminal 7
    &
    B36BR Sensor - Vertical Acceleration Body, Front Right
    Wiring harness connector (wiring harness side) terminal 1
E007 Result: Short to Voltage
  • Short circuit to voltage between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 30
    &
    B37 Sensor - Vertical Acceleration Body, Rear
    Wiring harness connector (wiring harness side) terminal 1

or

  • Defective component:
    B37 Sensor - Vertical Acceleration Body, Rear
E008 Result: Short to Voltage
  • Short circuit to voltage between:
    A6 Control Unit - Semi Active Damping System
    Wiring harness connector (wiring harness side) terminal 27
    &
    X55 Axle, Front, Left & Extension Harness, Axle, Front, Left
    Wiring harness connector (wiring harness side) terminal 7
    &
    B36BL Sensor - Vertical Acceleration Body, Front Left
    Wiring harness connector (wiring harness side) terminal 1
    &
    X56 Axle, Front, Right & Extension Harness, Axle, Front, Right
    Wiring harness connector (wiring harness side) terminal 7
    &
    B36BR Sensor - Vertical Acceleration Body, Front Right
    Wiring harness connector (wiring harness side) terminal 1





C-002 Front Left Wheel Acceleration Sensor Circuit > < B-016 Trouble Codes: Check 3