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C-009 Automatic Transmission Fluid Temperature Sensor Circuit > < C-007 Input/Turbine Speed Sensor Circuit

Astra H

C-008 - Automatic Transmission Output Speed Circuit

Test

Work Order Description

Nominal Value
T001

Check: Short to Voltage of Signal Circuit
  • Ignition OFF
  • Disconnect wiring harness connector from:
    A112 Control Unit - Transmission
    (Wiring Harness Connector XC61 )
  • Ignition ON
  • Measure voltage between the following terminals:
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 19 (XC61)
    &
    Ground

less than 0.3 V
Voltage Measurement Current Value: V
Yes: No:
T002

Check: Short to Ground of Signal Circuit
  • Ignition OFF
  • Measure resistance between the following terminals:
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 20 (XC61)
    &
    Ground

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


Result

Cause Of Fault
E001 Result: Defective Component
  • Circuit interruption between:
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 19 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output
    or
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 20 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output

or

  • Defective component:
    A112 Control Unit - Transmission
    or
    B1_X121 Sensor - Revolution, Transmission Output

Note:

Reset the concerned control unit with the diagnostic tester before replacing it. In order to do that, call up the "RESET" function from the PROGRAMMING menu of the current system on the diagnostic tester.

-

The replacement of the components must be done in the listed order.

The system must be checked for proper operation after every replacement.
E002 Result: Short to Ground
  • Short circuit to ground between:
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 19 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output
    or
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 20 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output

or

  • Defective component:
    B1_X121 Sensor - Revolution, Transmission Output
E003 Result: Short to Voltage
  • Short circuit to voltage between:
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 19 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output
    or
    A112 Control Unit - Transmission
    Wiring harness connector (wiring harness side) terminal 20 (XC61)
    &
    B1_X121 Sensor - Revolution, Transmission Output

or

  • Defective component:
    B1_X121 Sensor - Revolution, Transmission Output





C-009 Automatic Transmission Fluid Temperature Sensor Circuit > < C-007 Input/Turbine Speed Sensor Circuit