On-Vehicle Testing: Notes
WARNING:
Vehicles are equipped with air bag supplemental restraint system. Before attempting any repairs involving steering column, instrument panel or related components, refer to the following procedures first. For Utility vehicle, see AIR BAG SAFETY PRECAUTIONS
and DISABLING & ACTIVATING AIR BAG SYSTEM
. For Pickup vehicles, see AIR BAG SAFETY PRECAUTIONS
and DISABLING & ACTIVATING AIR BAG SYSTEM
.
CAUTION:
When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES
before disconnecting battery.
NOTE:
Before making electrical checks, visually inspect all terminals for clean, tight connections. Ensure all starting system related fuses are okay. Ensure battery is in good condition prior to testing starting system. Ensure charging system is okay. See GENERATORS & REGULATORS
for Utility (SUV) models and GENERATORS & REGULATORS
for Pickup models.