Test Description
The numbers below refer to the step numbers on the diagnostic table.
- 2: Use the scan tool in order to inspect the voltage to the EBCM.
- 3: Use the scan tool in order to inspect the voltage to the body control module (BCM). A high voltage value in multiple modules indicates a concern in the charging system.
- 4: This step verifies that the condition is still present.
DTC C0900
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: ABS Schematics ABS Schematics Connector End View Reference: ABS Connector End Views |
||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
17 V | Go to Step 3 | Go to Diagnostic Aids |
| 3 | With a scan tool, observe the Battery Volts parameter in Body Control Module (BCM) data list. Does the scan tool indicate the voltage is greater than the specified value? |
17 V | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information | Go to Step 4 |
| 4 |
|
- | Go to Step 5 | Go to Diagnostic Aids |
| 5 | Replace the electronic brake control module (EBCM). Refer to Control Module References
in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the repair? |
- | Go to Step 6 | - |
| 6 |
|
- | Go to Step 2 | System OK |