Software Checksum Failure - Dodge Ram 2004 Service Manual

Symptom:

SOFTWARE CHECKSUM FAILURE

When Monitored and Set Condition:
SOFTWARE CHECKSUM FAILURE
When Monitored: When the DRBIII performs the PCI Amplifier Test.
Set Condition: When the Amplifier detects a fault with the software checksum.
AMPLIFIER
INTERMITTENT CONDITION
TEST
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.
→ Refer to the wiring diagrams in the service information to help
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
isolate a possible intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
249
AUDIO
APPLICABILITY
All