Tps Inspection - Suzuki DF70A Service Manual

TPS Inspection

1) Turn ignition switch OFF.
2) Connect the 36-pin test cord set between ECM and
wire harness as shown in figure.
Special tool
(A): 09930–88730 (36-pin test cord set)
1
1. TPS
(A)
37 38 39 40 41 42 43 44 45 46 47 48 49 55 56 57 58 59 60 61 62 63 64 65 66 67
50 51 52 53 54 68 69 70 71 72
1 2 3 4 5 6 7 8 9 10 11 12 13
14 15 16
2
2. Wire harness
3. White connector
Z9J0111306016
I9J011130019-02
ECM
(A)
4
3
19 20 21 22 23 24 25 26 27 28 29 30 31
17 18 32 33 34 35 36
I9J011130020-03
4. Black connector
Engine Electrical Devices:
3) Connect tester probe ("+", Red) to No. 6 terminal.
4) Connect tester probe ("–", Black) to No. 25 terminal
(or to body ground).
36-pin test cord (White connector)
36-pin test cord (Black connector)
5) Turn the ignition switch ON.
6) Check for sensor output voltage.
Slowly move the throttle lever to open, and check if
voltage changes linearly within specification,
according to throttle valve opening angle.
Sensor output voltage
FCT position: Approx. 0.7 V
WOT position: Approx. 3.8 V
Special tool
: 09930–99320 (Digital tester)
Tester knob indication
DC Voltage ( )
NOTE
Do not try to adjust or remove any of the
throttle body component parts (Throttle
position sensor, throttle valve, throttle stop
screw, etc.). These components have been
factory adjusted to precise specifications.
7) If out of specification, check wire harnesses for open
and short. If wire harnesses are in good condition,
replace the throttle body and recheck.
1C-15
3
6
I9J011130021-02
4
25
I9J011130022-02