Height Sensor And Its Circuit Inspection (If Equipped) - Suzuki Grand Vitara 2011 Manual

9B-31 Lighting Systems:
Installation
For installation, reverse removal procedure noting the
following.
• Check that bracket and link of height sensor are not
deformed.
• Tighten height sensor bolts and nuts to specified
torque.
Tightening torque
Height sensor bolt (a): 10 N·m (1.0 kgf-m, 7.5 lb-
ft)
Height sensor nut (b): 10 N·m (1.0 kgf-m, 7.5 lb-ft)
[A]
(b)
[B]
[A]: Front
• Connect connector securely.
• After installation, initialize auto leveling headlight
system referring to "Initialization of Auto Leveling
Headlight System".
(a)
(a)
(b)
I5JB0A920040-01
[B]: Rear
Height Sensor and Its Circuit Inspection (If
Equipped)
1) Remove front or rear height sensor from vehicle
referring to "Height Sensor Removal and Installation
(If Equipped)".
2) Connect connector to height sensor.
3) Vary position of height sensor link (1) and measure
voltage between terminals of headlight auto leveling
control module (4) as described below.
• For front height sensor
Between "G51-20" and "G51-22" terminals of
headlight leveling control module.
• For rear height sensor
Between "G51-19" and "G51-21" terminals of
headlight leveling control module.
If check result is not as specified, perform
inspections of power supply, ground and signal
circuits of front or rear height sensor which is
described under "Inspection of Headlight Leveling
Control Module and Its Circuit (Vehicle Equipped
With Auto Leveling Headlight System)". If circuits
are OK, replace height sensor.
Height sensor output voltage
Full bound position (2): about 0.5 V
Full rebound position (3): about 4.5 V
[A]
3
2
1
9 6
24 23 22 21 20 19 18
[A]: Front
S6JB0A9206026
[B]
2
1
3
G51
5 3 1
17 16 13 12 11 10
V
4
I5JB0A920034-02
[B]: Rear