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Fuses Usage
PCM 1 Powertrain Control Module
ETC/ECM
Electronic Throttle Control,
Electronic Brake Controller
IGN E
Instrument Panel Cluster, Air
Conditioning Relay, Turn
Signal/Hazard Switch,
Starter Relay
RTD
Electronic Suspension
Control, Automatic Level
Control (ALC) Exhaust
TRL B/U Backup Lamps Trailer Wiring
F/PMP Fuel Pump (Relay)
B/U LP
Back-up Lamps, Automatic
Transmission Shift Lock
Control System
RR DEFOG Rear Window Defogger
HDLP-HI Headlamp High Beam Relay
PRIME Not Used
AIRBAG
Supplemental Inflatable
Restraint System
FRT PARK
Front Parking Lamps,
Sidemarker Lamps
DRL
Daytime Running Lamps
(Relay)
SEO IGN Rear Defog Relay
TBC IGN1 Truck Body Controller Ignition
Fuses Usage
HI HDLP-LT
Driver’s Side High Beam
Headlamp
LH HID Not Used
DRL Daytime Running Lamps
RVC Regulated Voltage Control
IPC/DIC
Instrument Panel
Cluster/Driver Information
Center
HVAC/ECAS Climate Control Controller
CIG LTR Cigarette Lighter
HI HDLP-RT
Passenger’s Side High
Beam Headlamp
HDLP-LOW Headlamp Low Beam Relay
A/C COMP
Air Conditioning
Compressor Relay
A/C COMP Air Conditioning Compressor
TCMB Transmission Control Module
RR WPR Rear Wiper/Washer
RADIO Audio System
SEO B1
Mid Bussed Electrical Center,
Universal Home Remote
System, Rear Heated Seats
LO HDLP-LT
Driver’s Side Headlamp
Low Beam
BTSI
Brake Transmission Shift
Interlock System
5-116