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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Transfer Case - NVG 263-NP1 - Service & Diagnosis) >> Diagnostic Information and Procedures >> DTC C0359 >> Test Description

Test Description

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The numbers below refer to the step numbers on the diagnostic table.

  1. 2:  This step tests for proper reference voltage to the transfer case shift control module on the 4WD low circuit.
  2. 3:  This step tests the 4WD low circuit for a short to voltage.
  3. 4:  This step tests the 4WD low circuit for an open or high resistance.
  4. 5:  This step repairs the 4WD low circuit for a short to voltage.
DTC C0359

Step Action Values Yes No
Schematic Reference: Transfer Case Control Schematics 
Connector End View Reference: Transfer Case Control 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 OFF.
  2. Disconnect the transfer case shift control module.
  3. Turn the ignition ON, with the engine OFF.
  4. Measure the voltage between the 4WD low circuit harness and ground.
Is the voltage reading within the specified values?		 10-13.5 V Go to Step 3  Go to Step 4 
3
  1. Disconnect the PCM, ECM, and TCM, if equipped.
  2. Measure the voltage between the 4WD low circuit harness and ground.
Is the voltage reading at the specified value?		 0 V Go to Step 7  Go to Step 5 
4 Test the 4WD low circuit for an open, high resistance, or short to ground. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 - Go to Step 8  Go to Step 6 
5 Repair the 4WD low circuit for short to voltage. Refer to Wiring Repairs .
Did you find and correct the condition?		 - Go to Step 8  -
6 Replace the PCM or the ECM. Refer to Control Module References in Computer/Integrating Systems for replacement, set-up, and programming.
Did you complete the repair?		 - Go to Step 8  -
7 Replace the transfer case shift control module. Refer to Control Module References for replacement, set-up, and programming.
Did you complete the repair?		 - Go to Step 8  -
8
  1. Use the scan tool in order to clear the DTCs.
  2. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text.
Does the DTC set?		 - Go to Step 2  System OK
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