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Home >> Pontiac >> 2009 >> Vibe Base, 2.4 0, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - MVB 4 Speed) >> Diagnostic Information and Procedures >> DTC P0973 or P0974 >> Conditions for Clearing the MIL/DTC

Conditions for Clearing the MIL/DTC

WARNING: This page is about a different variant/trim than selected.

The DTC will clear when conditions for setting the DTC have been repaired.

Step Action Values Yes No
Schematic Reference: Automatic Transmission Controls Schematics 
Connector End View Reference: Component Connector End Views
1 Did you perform the Diagnostic System Check - Vehicle? - Go to Step 2  Go to Diagnostic System Check - Vehicle
2
  1. Turn the ignition to OFF.
  2. Disconnect the transmission connector B90.
  3. Measure the resistance between connector B90 terminal 5 and body ground.
Is the resistance measured within specified value?		 11 to 15 Ohms Go to Step 3  Go to Step 4 
3
  1. Connect the transmission connector B90.
  2. Disconnect the ECM connectors.
  3. Measure the resistance between connector C19 terminal 79 and body ground.
Is the resistance measured within specified value?		 11 to 15 Ohms Go to Step 8  Go to Step 5 
4
  1. Turn the ignition to OFF.
  2. Remove the shift solenoid valve S1.
  3. Measure the resistance between shift solenoid valve terminal and the shift solenoid body.
  4. Connect the positive lead to the terminal of the solenoid connector and the negative lead to the solenoid body, then check the movement of the valve.
Is the resistance measured within specified value and does the solenoid make an operating sound?		 11 to 5.6 Ohms Go to Step 6  Go to Step 7 
5 Repair or replace harness or connector of the ECM. Refer to Wiring Repairs and Connector Repairs . - Go to Step 9  -
6 Repair or replace harness or connector of the shift solenoid valve S1. Refer to Wiring Repairs and Connector Repairs .
Did you complete the repair or replacement?		 - Go to Step 9  -
7 Replace the shift solenoid valve S1.
Did you complete the replacement?		 - Go to Step 9  -
8 Replace the ECM. Refer to Control Module References .
Did you complete the replacement?		 - Go to Step 9  -
9
  1. Use the scan tool in order to clear the DTC.
  2. Operate the vehicle within the Conditions for Running the DTC, as specified in the supporting text.
Does the DTC reset?		 - Go to Step 2  System OK
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