Disclaimer Infiniti G35x Sedan AWD V6-3.5L (VQ35DE) Technical Service Bulletin # 09-020 Date: 090406
Electrical - Electronic Component Damage Prevention
Classification: EL09-012
Reference: 09-020
366
Date: April 6, 2009
ELECTRONIC CONTROL UNIT DAMAGE CAN RESULT FROM IMPROPER BATTERY CONNECTION
APPLIED VEHICLES:
All Infiniti
SERVICE INFORMATION
^ The vehicle 12 volt battery is an important part of the vehicle electrical system and is required to stay connected when the engine is running.
^ To prevent damage to vehicle electronic components follow the instructions / cautions below.
IMPORTANT:
Damage to electronic components (ECM, TCM, BCM, etc.) due to improper battery connection will not be covered under warranty.
CAUTION:
^ Make sure the ignition is OFF during battery service and replacement.
^ Do not disconnect or connect any battery cables while the ignition switch is turned ON.
^ When disconnecting a battery, always disconnect the negative cable first.
^ When connecting a battery, always connect the positive cable first.
^ Do not leave a battery cable loose. Tighten battery cables immediately after attachment.
^ If a battery cable is loose, do not operate any electrical loads. (This includes turning the ignition ON, starting the engine, operating accessories
such as the A/C system, power seats, interior lights, exterior lights etc.).
^ When "jump starting" or "boosting" a battery - be careful. Don't accidentally reverse the polarity of the cables.
