RAM 2500 Truck 2WD L6-359 5.9L DSL Turbo VIN D FI (1997)
c.
Rotate the throttle rod length adjustment screw (lengthen or shorten as required) to achieve proper linkage measurement.
d.
Tighten both lock nuts to 80 in.lbs. (9 Nm) after making the throttle rod adjustment.
37.
Position the throttle control cable end over the ball stud on the primary bellcrank lever and then snap it into place.
38.
Check the throttle linkage for Wide Open Throttle (WOT) as follows:
a.
With the key in the OFF position, have an assistant push and hold the accelerator pedal to WOT position.
b.
While in the WOT position, pull forward on the throttle lever. There should be no movement of the throttle lever and it should be in its full
forward position.
c.
If the throttle lever is not in the full forward position, adjust the throttle rod length to achieve WOT.
39.
For trucks equipped with an automatic transmission, install the Throttle Position Sensor (TPS) and tighten the two mounting screws. Then connect
the TPS electrical connector (Figure 1).
NOTE:
The TPS is spring loaded. After positioning the TPS on the mounting bracket, rotate the TPS counterclockwise until both mounting holes
align.
40.
Adjust the TPS using the following procedure:
>
1997 Model Year Trucks:
NOTE:
The DRB III will require a Super Card 2 to check the TPS.
a.
Connect the DRB III to the diagnostic connector located under the instrument panel near the steering column.
b.
Turn the ignition switch to the "RUN" position. Do not start the engine.
c.
Select "DRB STANDALONE" on the DRB III and press enter.
d.
Select "1983 - 1997 DIAGNOSTICS" and press enter.
e.
Select "1994 - 1997 DIAGNOSTICS" and press enter.
f.
Select "1994 - 1997 DIAGNOSTICS" and press enter.
g.
Select "ENGINE" and press enter.
h.
Select "SENSOR DISPLAY" and press enter.
i.
The voltage at the TPS should be 1.0 volt (+/- volts) with the linkage in the idle position. At Wide Open Throttle (WOT), the output voltage
of the TPS must be 2.2-to-2.9 volts higher than at idle speed. If voltage is not correct, recheck the linkage adjustment.
CAUTION:
Do not lengthen or shorten the linkage rod more than 3/64 inch (1 mm) from the dimension shown in Figure 8.
>
1998 Model Year Trucks:
a.
Connect the DRB III to the diagnostic connector located under the instillment panel near the steering column.
b.
Turn the ignition switch to the "RUN" position. Do not start the engine.
c.
Select "DRB STANDALONE" and press enter.
d.
Select "1998 - 2003 DIAGNOSTICS" and press enter.
e.
Select "ALL (EXCEPT BELOW)" and press enter.
f.
Select "ENGINE" and press enter.
