Diagnostic Routine R

Diagnostic Routine R

Diagnostic Overview

U3003:17

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions






Pinpoint Test

NOTE: DTC (Diagnostic Trouble Code) U3003:17 may be stored in the module memory due to past battery charging or vehicle jump starting events.

1. CHECK FOR DTC (Diagnostic Trouble Code) U3003:17, B1317, B1676, P0563 or P0626 SET IN OTHER MODULES

1. Ignition ON.

2. Using a scan tool, perform self-test.

3. Retrieve the CMDTCs (Continuous Memory Diagnostic Trouble Codes) from all modules.

Is DTC (Diagnostic Trouble Code) U3003:17, B1317, B1676, P0563 (PCM (Powertrain Control Module)) or P0626 (PCM (Powertrain Control Module)) set in more than one module?








2. CHECK THE BATTERY VOLTAGE

1. Turn off all the interior/exterior lights and accessories.

2. Start and run the engine at approximately 2,000 RPM (Revolutions Per Minute) for 3 minutes while monitoring the battery voltage.

Does the battery voltage rise to 15.5 volts or higher?








3. RECHECK FOR DTC (Diagnostic Trouble Code) U3003:17

1. Turn the engine off.

2. Ignition ON.

3. Using a scan tool, clear the CMDTCs (Continuous Memory Diagnostic Trouble Codes).

4. Perform the C-CM (Cruise-Control Module) self-test.

Is DTC (Diagnostic Trouble Code) U3003:17 present?