To Sensor Removal And Installation; To Sensor Inspection; Stp Sensor Inspection; Stp Sensor Adjustment - Suzuki VLR1800 Service Manual

1C-5 Engine Electrical Devices:

TO Sensor Removal and Installation

Removal
1) Remove the left frame cover and luggage box (1).
Refer to "Exterior Parts Removal and Installation in
Section 9D (Page 9D-3)".
2) Disconnect the coupler (1) and remove the TO
sensor (2).
1
Installation
Install the TO sensor in the reverse order of removal.
Pay attention to the following point:
• When installing the TO sensor, bring the "UPPER"
letters and arrow mark "A" upward.
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1
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2
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"A"
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TO Sensor Inspection

Refer to "DTC "C23" (P1651-H/L): TO Sensor Circuit
Malfunction in Section 1A (Page 1A-57)".

STP Sensor Inspection

Refer to "DTC "C29" (P1654-H/L): Secondary Throttle
Position Sensor (STPS) Circuit Malfunction in Section
1A (Page 1A-68)".

STP Sensor Adjustment

Adjust the STP sensor in the following procedures:
1) Remove the right air cleaner box and air cleaner
chamber. Refer to "Air Cleaner Chamber Removal
and Installation in Section 1D (Page 1D-6)".
2) Disconnect the STVA lead wire coupler (1).
1
3) Insert the needle pointed probes to the STP sensor
coupler (between Y/W and B/Br wires).
4) Turn the ignition switch ON.
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