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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures >> Diagnostic Information And Procedures >> Instrument Cluster >> Symptom: CHECKSUM FAILURE >> Diagnostic Procedure

Diagnostic Procedure

DIAGNOSTIC INFORMATION AND PROCEDURES CHART (CHECKSUM FAILURE)

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, select Body, then Electro/Mech Cluster, read DTCs.
Does the DRBIII® display Checksum Failure?
Yes --> Replace and configure the Instrument Cluster in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1 .
No --> Test Complete.		 All
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