Chapter 33 Hybrid Drive Systems Diagnosis and Repair 645
Copyright by Goodheart-Willcox Co., Inc.
The metal end of the shorted cable will melt and may shoot
out molten metal. If the molten metal gets in your eyes, you
can suffer permanent eye injury.
Wear Insulating Gloves
Always wear thick rubber insulating gloves when
working on hybrid power cables and other hybrid compo-
nents. The high voltage in hybrid vehicles can arc through
cloth or thin rubber gloves, causing serious injury or death.
Make sure you use OSHA approved “lineman gloves” or
gloves with an approved insulation value of 1000 volts. See
Figure 33-3.
Periodically, inspect your insulating gloves for tears or
splits, especially in the fi ngertips. To check the condition of
insulating gloves, grasp a glove by the cusp and fold it over
a couple times to seal air inside the gloves. With the glove
fi lled with air, check for air leakage and fl aws. If the glove
Figure 33-2. This chart lists hybrid trouble codes from one automaker. If you get a code PO562, you would go to pages 12-39 in the
service manual to get further instructions for testing and servicing the battery condition monitor. (Toyota)
*
1: These DTCs are indicated by a blinking IMA system indicator when the SCS line is jumped with the HDS.
*
2: To determine the correct troubleshooting procedure for these DTCs, jump the SCS line with the HDS, and read the
flash code.