Suzuki Grand Vitara JB416 / JB420. Manual - part 378

9C-21 Instrumentation / Driver Info. / Horn: 

3) Check that there is no continuity between terminal 

“a” and “b”. 
If there is continuity, replace relay.

4) Check that there is continuity between terminals “a” 

and “b” when a 12 V battery is connected to terminal 
“a” and “c”. 
If malfunction is found, replace integration relay.

Antenna Base Removal and Installation

S5JB0A9306025

Removal

1) Remove antenna (1) from antenna base (2).
2) Remove head lining referring to “Head Lining 

Removal and Installation in Section 9H”.

3) Disconnect antenna feeder (3) from antenna base 

(2).

4) Remove antenna base (2) from vehicle.

Installation
Reverse removal procedure noting the following.
• Tighten antenna base mounting nut to specified 

torque.

Tightening torque
Antenna base mounting nut (a):  10 N·m (1.0 kgf-
m, 7.5 lb-ft)

Remote Audio Control Switch Removal and 
Installation

S5JB0A9306029

Removal

1) Remove steering wheel referring to “Steering Wheel 

Removal and Installation in Section 6B”.

2) Remove steering wheel cover (1) from steering 

wheel.

3) Remove remote audio control switch (1) with cruise 

control switch (3) (if equipped).

Installation
Reverse removal procedure for installation.

“b”

“c”

“a”

“b”

“c”

“a”

I5JB0A930025-03

(a)

1

2

I4RH01930009-01

2. screw

1

I5JB0A930026-04

1

2

2

3

I5JB0A930027-01

Instrumentation / Driver Info. / Horn:  9C-22

Remote Audio Control Switch Inspection

S5JB0A9306026

1) Remove driver air bag (inflator) module referring to 

“Driver Air Bag (Inflator) Module Removal and 
Installation in Section 8B”.

2) Disconnect remote audio control switch connector 

from contact coil.

3) Check switch for resistance between “a” and “b” 

terminals under each condition below.
If check result is not satisfactory, replace remote 
audio control switch.

Remote audio control switch resistance
All switches released (OFF): 4700 – 5600 k

Ω

“ENTER” switch (1) pushing on (ON): 50 – 60 

Ω

“+” switch (2) pushing on (ON): 120 – 140 

Ω

“–” switch (3) pushing on (ON): 220 – 260 

Ω

“MODE” switch (4) pushing on (ON): 370 – 460 

Ω

 

 switch (5) pushing on (ON): 680 – 820 

Ω

 

 switch (6) pushing on (ON): 1400 – 1700 

Ω

Specifications

Tightening Torque Specifications

S5JB0A9307001

NOTE
The specified tightening torque is also described in the following.
“Audio System Component Location”

 

Reference:
For the tightening torque of fastener not specified in this section, refer to “Fastener Information in Section 0A”.

[A]: Without cruise control system
[B]: With cruise control system

5

6

4

1

2

3

[A]

[B]

“b”

“a”

“b”

“a”

I6JB01930012-02

Fastening part

Tightening torque

Note

N

⋅m

kgf-m

lb-ft

Instrument panel mounting bolt

23

2.3 

17.0

)

Lower anchor bolt

35

3.5 

25.5

)

Antenna base mounting nut

10

1.0 

7.5

)

9D-1 Wipers / Washers: 

Body, Cab and Accessories

Wipers / Washers

Diagnostic Information and Procedures

Front Wiper and Washer Symptom Diagnosis

S5JB0A9404001

Rear Wiper and Washer Symptom Diagnosis (If Equipped)

S5JB0A9404002

Condition

Possible cause

Correction / Reference Item

Wiper malfunctions

Circuit fuse blown

Replace fuse and check for short circuit.

Wiper motor faulty

Check wiper motor referring to “Windshield 
Wiper Motor Inspection”.

Combination switch (wiper switch) faulty Check wiper switch referring to “Windshield 

Wiper and Washer Switch Inspection”.

Wiring or grounding faulty

Repair circuit.

Washer malfunctions

Washer hose or nozzle clogged

Clean or repair clogged hose or nozzle.

Circuit fuse blown

Replace fuse and check for short circuit.

Washer motor faulty

Check washer motor referring to “Washer 
Pump Inspection”.

Combination switch (washer switch) 
faulty

Check washer switch referring to “Windshield 
Wiper and Washer Switch Inspection”.

Wiring or grounding faulty

Repair circuit.

Condition

Possible cause

Correction / Reference Item

Wiper malfunctions

NOTE

• Use of SUZUKI scan 

tool makes it easy to 
check whether a faulty 
condition is on the 
input side or output 
side of BCM. For 
checking procedure, 
refer to “Diagnosis 
Using Output Test 
Function of SUZUKI 
Scan Tool” under 
“Scan Tool Data in 
Section 10B”.

• Check each part in the 

order from the top of 
the following list.

 

Circuit fuse blown

Replace fuse and check for short circuit.

Wiper motor faulty

Check wiper motor referring to “Rear Wiper 
Motor Inspection (If Equipped)”.

Combination switch (wiper switch) faulty Check wiper switch referring to “Rear Wiper 

and Washer Switch Inspection”.

Rear wiper relay faulty

Check rear wiper relay referring to “Rear Wiper 
Relay Inspection”.

Wiring or grounding faulty

Repair circuit.

BCM faulty

Replace after making sure that none of above 
parts is faulty.

Washer malfunctions

Washer hose or nozzle clogged

Clean or repair clogged hose or nozzle.

Circuit fuse blown

Replace fuse and check for short circuit.

Washer motor faulty

Check washer motor referring to “Washer 
Pump Inspection”.

Combination switch (washer switch) 
faulty

Check washer switch referring to “Rear Wiper 
and Washer Switch Inspection”.

Wiring or grounding faulty

Repair circuit.

Wipers / Washers:  9D-2

Headlight Washer Symptom Diagnosis (If Equipped)

S5JB0A9404003

Headlight Washer Operation Inspection

S5JB0A9404004

1) Turn ignition switch to ON position.
2) Turn lighting switch to “HEAD” position.
3) Make sure that washer fluid is spouted out from the headlight washer nozzle to the headlight surface when the 

headlight washer switch or front washer switch is turned on.
If headlight washer does not operate, go to “Headlight Washer Symptom Diagnosis (If Equipped)”.

NOTE
The headlight washer works only when the headlight is turned on. The headlight washer spouts 
washer fluid on the headlight surface when the headlight washer switch or front washer switch is 
turned on. In addition, in case using the front washer switch, the headlight washer works only once 
after the headlight on.

 

Condition

Possible cause

Correction / Reference Item

Headlight washer 
malfunction

Washer hose or nozzle clogged

Clean or repair clogged hose or nozzle.

Circuit fuse blown

Replace fuse and check for short circuit.

Headlight washer switch faulty

Check headlight washer switch referring to 
“Headlight Washer Switch Inspection (If 
Equipped)”.

Combination switch (washer switch) 
faulty

Check washer switch referring to “Windshield 
Wiper and Washer Switch Inspection”.

Headlight washer pump faulty

Check headlight washer pump referring to 
“Washer Pump Inspection”.

Wiring or ground faulty

Repair circuit.

Headlight washer control module faulty Check headlight washer control module 

referring to “Inspection of Headlight Washer 
Control Module and Its Circuit”.