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Home >> Dodge and Ram >> 2002 >> Ram Van B2500, Van Cargo, 5.9 Z >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Modules >> System Tests >> Vehicle Theft Security System >> EEPROM Checksum Failure

EEPROM Checksum Failure

NOTE: Perform BODY VERIFICATION TEST  under VERIFICATION TESTS after each repair

Monitored & Set Condition

  1. When Monitored: At ignition ON and during the CTM programming process.
  2. Set Condition: This is set when an error occurs during programming the CTM's EEPROM.

Possible Causes:

  1. CTM EEPROM Checksum Failure

Testing

  1. Turn ignition on. Using scan tool, clear Diagnostic Trouble Codes (DTC). Turn ignition off. Wait 15 seconds Turn ignition on. Using scan tool, read DTCs. If scan tool displays EEPROM CHECKSUM FAILURE, replace central timer module. See CENTRAL TIMER MODULE  under REMOVAL & INSTALLATION. If scan tool does not display EEPROM CHECKSUM FAILURE, test is complete.
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