RAM 50 4WD L4-143 2.3L DSL Turbo VIN J FI (1983)
Fuel Temperature Sensor: Technical Service Bulletins
Fuel Heater - Specification Change
Models
1983 MMC Colt Ram 50/Arrow Pick-Up Truck With Turbo Charged Diesel Engine Only
Subject
Service Manual Change To Fuel Heater Specification
Index
FUEL
Date
May 9, 1983
No..
14-27-83
P-1463-C
The operating characteristics of the fuel temperature sensor have been changed as indicated in the revised service manual specification of the fuel heater
system.
Applicable Service Manual
Model
Pub. No.
Page
Colt/Ram 50
81-370-3009
14-9 (Fuel
Heater)
Change service manual specification as outlined below:
New
Fuel Heater
Ignition Switch ON . . . . . . .
OFF
Engine Started (9 volts or more is present at L terminal on alternator)
4.5 + or - 3~C (40 + or - 5.4~F)
OFF
3.0 + or - 3~C (37 + or - 5.4~F)
ON
Old
Fuel Heater
Ignition Switch ON . . . . . . . . . . . . . . . .
OFF
Engine Started (9 volts or more is present at L terminal on alternator)
Above 3~C (37~F)
OFF
3~C (37~F) or lower
ON
(Cycle of operation is keyed to 3~C (37~F) fuel temperature.)
POLICY:
Information only
