Diagnostic Procedure
SOFTWARE CHECKSUM FAILURE - AMPLIFIER SYMPTOM CHART
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 |
NOTE:
The fault condition must be present to continue diagnosis. Use the DRBIII® to perform the AMPLIFIER PRETEST to verify the fault condition is present before continuing diagnosis. Turn the ignition on.With the DRBIII®, perform the AMPLIFIER PRETEST .Is the fault condition present?Yes --> Replace the Amplifier in accordance with the Service Information.Perform BODY VERIFICATION TEST - VER 1
.No --> Refer to SYSTEM WIRING DIAGRAMS
to help isolate a possible intermittent condition.Perform BODY VERIFICATION TEST - VER 1
. |
All |