Lull 944E-42, Service Manual

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Cab and Covers
4.16 Model 644E-42/944E-42 Rev. 6/04
4.3.7 Throttle Position Sensor Replacement
(944E-42 Only)
a. Throttle Position Sensor Removal
The throttle position sensor (1) controls the engine
speed. It is designed to sense the position of the throttle
pedal and sends the signal to the engine control module.
The sensor is located on the bracket (2) below the dash
where the throttle pedal is attached.
The sensor must be tested while it is still on the vehicle.
Refer to Section 9.13.3, “Throttle Position Sensor
(944E-42 Only).”
1. Park the vehicle on a firm, level surface. Level the
vehicle, ground the attachment, place the travel
select lever in the (N) NEUTRAL DETENT position,
engage the parking brake switch and shut the
engine OFF.
2. Disconnect the ECM cab harness connector (3) from
the throttle position sensor (4).
3. Disconnect the bottom of the return spring (5) from
the bolt (6) at the bottom of the mounting bracket (7)
inside the cab.
4. Remove the clevis locking pin (8) from the clevis on
the linkage assembly (9).
5. Remove the two slotted pan head screws (10), flat
washers (11) and nuts (12) securing the sensor and
linkage assembly to the mounting bracket.
6. Slide the sensor (4) and linkage assembly (9) out of
the slot (13) on the mounting plate (7).
7. Remove the snap ring (15) and flat washer (16)
securing the sensor (17) to the linkage
assembly (18).
MU5770
Front
1
2
5
6
7
8
9
10
11
12
13
14
MU5740
3
4
MU5760
15
16
17
18