Dtc "C17" (P1750-H/L): Iap Sensor Circuit Malfunction - Suzuki ltz 400 Service Manual

DTC "C17" (P1750-H/L): IAP Sensor Circuit Malfunction

Detected condition and possible cause
Detected condition
IAP sensor voltage is not within the
following range.
0.2 V ≤ Sensor voltage < 4.1 V
NOTE
Note that atmospheric pressure
C17
varies depending on weather
conditions as well as altitude.
Take that into consideration
when inspecting voltage.
Sensor voltage is higher than specified
H
value.
P0105
Sensor voltage is lower than specified
L
value.
Wiring diagram
IAP sensor
Engine General Information and Diagnosis:
• Clogged vacuum passage between throttle body and
IAP sensor.
• Air being drawn from vacuum passage between throttle
body and IAP sensor.
• IAP sensor circuit open or shorted to the ground.
• IAP sensor malfunction.
• ECM malfunction.
• IAP sensor circuit is open or shorted to VCC or ground
circuit open.
• IAP sensor circuit is shorted to the ground or VCC circuit
open.
B/Br
G/B
R
ECM coupler (Harness side)
Possible cause
ECM
24 E2
6 IAP
13 VCC
I933H1110012-02
1A-40
B933H21104013
I933H1110026-02