Suzuki Grand Vitara JB416 / JB420 (ESP model). Service manual - part 95

9C-2 Instrumentation / Driver Info. / Horn: 

Combination Meter Reception Data

ECM

BCM

Keyless

 Start

 Control
 Module

(if equipped)

DATA

Recive

Combination 

Meter

4WD

 Control 
 Module 

(if equipped)

TCM

(A/T

 model)

Engine revolution speed signal

Immobilizer indicator light

control signal

Vehicle speed signal

Engine coolant temperature

signal

Fuel level signal

Malfunction indicator lamp

(MIL) control signal

Transmission range sensor

signal

Diagnostic trouble code (DTC)

Brake fluid level switch signal

(brake warning light control

signal)

Driver side seat belt buckle

switch signal (seat belt reminder

light control signal)

Charging system warning light

signal (charge warning light

control signal) 

Engine oil pressure switch

signal (oil pressure warning

light control signal)

Parking brake switch signal

(brake warning light control

signal)

Lighting switch signal

Door switch signal 

(open door warning light control

signal)

ABS warning light control signal

EBD warning light control signal

(brake warning light control

signal)

4WD mode indicator control

signal 

Key indicator lamp control signal

ESP    status signal

ABS

Control
Module

(vehicle

not

equipped

with ESP   )

ESP 

Control
Module

(vehicle

equipped

with ESP   )

CRUSE and SET indicator

light control signal

Automatic transmission mode

indicator light control signal

HI beam indicator light control

signal

Transmission warning light

control signal

I5JB0D930001-01

Instrumentation / Driver Info. / Horn:  9C-3

Schematic and Routing Diagram

Combination Meter Circuit Diagram

S5JB0E9302001

7

6

5

4

17

G28-8

G28-10

9

9

G28-22

16

G28-16

1

2

10

G28-13

G28-14

8

11

12

13

14

15

G28-19

3

G28-20

3

G28-11

3

G28-12

18

G28-15

I5JB0D930002-01

1. Main fuse

6. Fuel meter

11. CPU

16. Illumination cancel switch (if equipped)

2. METER fuse

7. ECT meter

12. Power supply

17. Combination meter

3. Combination switch

8. ODO-TRIP

13. Interface circuit

18. Headlight auto leveling control module 

(if equipped)

9C-4 Instrumentation / Driver Info. / Horn: 

Terminal arrangement of coupler viewed from combination meter side

Diagnostic Information and Procedures

Speedometer Symptom Diagnosis

S5JB0E9304001

4. Tachometer

9. Junction connector

14. CAN driver

5. Speedometer

10. SDM

15. Stepper motor and LED output driver

Terminal

Circuit

Terminal

Circuit

G28-1

—

G28-12 To headlight auto leveling control module (if 

equipped)

G28-2

—

G28-13 Power source

G28-3

—

G28-14 Backup power source

G28-4

—

G28-15 GND

G28-5

—

G28-16 To SDM (Air bag warning light signal)

G28-6

—

G28-17

—

G28-7

—

G28-18

—

G28-8

CAN communication line (Active Low Signal)

G28-19 To turn signal light switch (turn L)

G28-9

—

G28-20 To turn signal light switch (turn R)

G28-10 CAN communication line (Active High Signal)

G28-21

—

G28-11 To rear fog light switch (if equipped)

G28-22 To illumination cancel switch (if equipped)

17 16

11

1

22

10

21

9

20

8

19

7

18

6

15

5

14

4

13

3

12

2

I5JB0A930002-01

Condition

Possible cause

Correction / Reference Item

Speedometer shows no 
operation or incorrect 
operation

Circuit fuse blown

Replace fuse and check for short circuit.

Data (information) can not be received 
by CAN communication

Check ECM for DTC referring to “DTC Check 
in Section 1A in related manual”.

Rear wheel speed sensor or sensor ring 
faulty

Check rear wheel speed sensor or sensor ring 
referring to “Rear Wheel Speed Sensor On-
Vehicle Inspection in Section 4E” or “Rear 
Wheel Encoder On-Vehicle Inspection in 
Section 4E”.

Wiring or ground faulty

Repair circuit.

Combination meter faulty 

Replace combination meter.

ECM faulty

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

Instrumentation / Driver Info. / Horn:  9C-5

Tachometer Symptom Diagnosis

S5JB0E9304002

Low Fuel Warning Light Symptom Diagnosis

S5JB0E9304005

NOTE
Confirm that fuel meter is in good condition before referring to the following possible causes.
• When fuel level meter circuit is shorted to ground circuit, fuel level meter indicates empty even if 

fuel tank does not empty.

• The low fuel warning light comes ON when fuel level is lower than specification below.

 

Low fuel warning light operation:

Condition

Possible cause

Correction / Reference Item

Tachometer shows no 
operation or incorrect 
operation

Circuit fuse blown

Replace fuse and check for short circuit.

Data (information) can not be received 
by CAN communication

Check ECM for DTC referring to “DTC Check 
in Section 1A in related manual”.

Wiring or ground faulty

Repair circuit.

Combination meter faulty

Replace combination meter.

ECM faulty

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

Low fuel warning 

light operation:

Fuel amount:

Resistance of fuel level sensor:

ON

Approx. 8.3 liter (3 door model)
Approx. 9.9 liter (5 door model)

250.8 – 255.8 

Ω

Condition

Possible cause

Correction / Reference Item

Low fuel warning light 
does not come ON when 
fuel level is lower than 
specification

Circuit fuse blown

Replace fuse and check for short circuit.

Data (information) can not be received 
by CAN communication

Check ECM for DTC referring to “DTC Check 
in Section 1A in related manual”.

Fuel level sensor faulty

Check fuel level sensor referring to “Fuel Level 
Sensor Inspection”.

Wiring or ground faulty

Repair circuit.

Combination meter faulty

Replace combination meter.

ECM faulty

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

Low fuel warning light 
comes ON steady

Low fuel

Refill fuel.

Data (information) can not be received 
by CAN communication

Check ECM for DTC referring to “DTC Check 
in Section 1A in related manual”.

Fuel level sensor faulty

Check fuel level sensor referring to “Fuel Level 
Sensor Inspection”.

Combination meter faulty

Replace combination meter.

ECM faulty

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