Power Source: Battery Power Cable - GMC Tech2 User Manual

Power Source: Battery Power Cable

Step
1 1. Unplug battery power cable
power jack from DLC cable.
2. Using a digital multi-meter
(DMM), verify voltage output at
battery power cable power jack.
Do you have battery voltage
output?
2 1. Remove DLC cable from
Tech2.
2. Plug in battery power cable
power jack to the VCI power
jack connector located at
bottom of Tech2.
Does the Tech2 power on?
3 Using a DMM, verify voltage
output at battery.
Do you have battery voltage
output?
4 Check fuse(s) in battery power
cable.
Does fuse(s) need replacing?
Troubleshooting table for battery power cable "No Power"
Action
General Motors Tech2 User Guide
Yes
Go to Step 2 Go to Step 3
Replace DLC Problem with Tech2.
cable. Contact Customer
Support.
Go to Step 4 Charge battery.
Replace Replace battery power
fuse(s) cable
No
70