This bulletin applies to 2011 Dodge Nitro vehicles equipped with a 4.0L engine, built prior to May 9, 2011. The vehicle theft alarm may intermittently sound, along with a no-start condition. Multiple attempts may be required to start the engine.
1. Using a scan tool (wiTECH) with the appropriate diagnostic procedures listed in TechCONNECT, verify that no DTCs are set. If DTCs are present, record and repair as needed before proceeding.
2. In the System Test tab of wiTECH, record the “Last VTA Trigger” cause.
3. Was the last VTA Trigger equal to 1 (right rear door)?
a. Yes….perform the repair procedure.
b. No….proceed to step 4.
4. Are DTCs U0010 and U0001 present in the TIPM?
a. Yes….perform the repair procedure.
b. No….this bulletin does not apply. Further diagnosis is needed.
REPAIR PROCEDURE
Install a battery charger to ensure that battery voltage does not drop below 13.2 volts or rise above 13.5 volts during the flash process.
1. Flash reprogram the TIPM. Help using the wiTECH diagnostic application for flashing the TIPM is available through the wiTECH diagnostic application. For instructions select the HELP tab on the upper portion of the wiTECH window, then HELP CONTENTS.
2. Clear any DTCs that may have set in other modules due to reprogramming.
