Sequoia 4WD V8-4.7L (2UZ-FE) (2006)
Battery: Technical Service Bulletins
Electrical - Parasitic Draw Measurement
ELECTRICAL
EL008-06
June 19, 2506
Title:
PARASITIC DRAW MEASUREMENT
Models:
'05 - '06 Sequoia & Tundra D-Cab
Introduction
This procedure is to assist with the diagnosis of the electrical system to ensure that the correct cause of excessive parasitic draw is identified.
NOTE:
The parasitic draw measurement will take a minimum of 120 minutes to properly allow the ECUs and the Intelligent Power Outlet (IPO/12V Power
Outlet) system to enter "sleep mode".
Applicable vehicles:
^
2005 - 2006 model year Sequoia and Tundra D-Cab vehicles equipped with the Intelligent Power Outlet (IPO/12V Power Outlet) system.
Required Tools & Material
Warranty Information
Preparation Procedure
1.
Loosen the negative (-) terminal of the battery cable so it becomes easier to remove from the negative (-) post of the battery later.
Do NOT remove the terminal completely. Make sure there is continuous electrical contact at all times.
2.
For vehicles with security system: Set the engine hood lock assembly to the "locked" position by using a screwdriver, etc.
Measurement Procedure
NOTE:
It will take a minimum of 120 minutes to properly allow the ECUs and the Intelligent Power Outlet (IPO/12V Power Outlet) system to enter
"sleep mode".