Tps Test - Mercury 25 EFI Service Manual

Ignition

TPS Test

18 1
7
17
34
34 17
Check the TPS resistance with the throttle body at idle and at WOT. If the TPS is not within the specification, replace the
throttle body and the TPS as an assembly.
DMT 2004 Digital Multimeter
Meter Test Leads
Red
c
b
b
NOTE: The throttle position sensor operation can be measured the the CDS tool.
CDS G3 Diagnostic Tool Kit
Page 2A-34
b
a
a
b
Meter Scale
Black
a
a
c
© 2016 Mercury Marine
a - ECM engine harness connector
b - Throttle Position Sensor
22602
91‑892647A01
a - Black wire
c
b - Yellow wire
c - Blue wire
22597
Auto
Idle
Auto
WOT
Idle
Auto
WOT
8M0114141
Reading (O)
4.0 ‑ 6.0 k
0.4 ‑ 1.0 k
3.2 ‑ 3.8 k
3.8 ‑ 4.6 k
1.2 ‑ 1.6 k
90-8M0105568 eng MARCH 2016