Mazda CX-9 Grand Touring. Manual - part 456

Check code 12  

CHECK CODE INSPECTION CHART (CHECK CODE 12) 

Check code 13  

CHECK CODE INSPECTION CHART (CHECK CODE 13) 

Check code 14  

Input signal to the instrument cluster is 

normal.

Check code 12

Speedometer display signal

INSPECTION 

CONDITION

DISPLAY

ACTION

After selecting check 
code 12, wait for 
approx. 2 s. 

The speedometer needle moves 
full scale then returns to approx. 
60 km/h or 60 mph. 

The speedometer 
is normal.

Except above

Replace the 
instrument 
cluster.

-

Check code 13

Tachometer operation signal

INSPECTION 

CONDITION

DISPLAY

ACTION

After selecting check code 
13, wait for approx. 2 s. 

The tachometer needle moves 
full scale then returns to 
approx. 3,000 rpm. 

The tachometer 
is normal.

Except above

Replace the 
instrument 
cluster.

-

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Instrumentation/Driver Info - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:42:27 AM

Page 11 

© 2005 Mitchell Repair Information Company, LLC. 

CHECK CODE INSPECTION CHART (CHECK CODE 14)

Check code 16  

CHECK CODE INSPECTION CHART (CHECK CODE 16) 

Check code 22  

CHECK CODE INSPECTION CHART (CHECK CODE 22) 

Check code 14

Buzzer operation signal

INSPECTION CONDITION

DISPLAY

ACTION

After selecting check code 14, wait 
for approx. 2 s. 

The buzzer 
sounds.

The buzzer is normal.

The buzzer does 

not sound.

Replace the 
instrument cluster.

Check code 16

Fuel-level warning light flashing signal

INSPECTION 

CONDITION

DISPLAY

ACTION

After selecting check code 16, 
wait for approx. 2 s. 

Fuel-level warning 
light flashes three 
times. 

The fuel-level 
warning light is 
normal.

Except above

Replace the 
instrument cluster.

Check code 22

Fuel level signal

STEP

INSPECTION CONDITION

DISPLAY

ACTION

1

Select check code 22 with the fuel gauge sender 
unit connector disconnected.

Go to the next 
step.

Except above

Go to the Step 6.

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Instrumentation/Driver Info - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:42:27 AM

Page 12 

© 2005 Mitchell Repair Information Company, LLC. 

2

Connect terminals 1D and 1R of the instrument 
cluster.

Go to the next 
step.

Except above

Go to the Step 6.

3

Using the SST (Fuel and thermometer checker) or 
resistor, input 20 ohms between instrument cluster 
terminals 1D and 1R.

Go to the next 
step.

Except above

Go to the Step 6.

4

Using the SST (Fuel and thermometer checker) or 
resistor, input 60 ohms between instrument cluster 
terminals 1D and 1R.

Go to the next 
step.

Except above

Go to the Step 6.

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Instrumentation/Driver Info - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:42:27 AM

Page 13 

© 2005 Mitchell Repair Information Company, LLC. 

Check code 23  

CHECK CODE INSPECTION CHART (CHECK CODE 23) 

Check code 25  

5

Using the SST (Fuel and thermometer checker) or 
resistor, input 100 ohms between instrument cluster 
terminals 1D and 1R.

Inspect the fuel 
gauge sender 
unit.

Except above

Go to the next 

step.

6

Inspect the wiring harness and connector between instrument cluster and fuel gauge sender unit. 



If there is any malfunction, repair or replace the wiring harness or connector.  



If there is no malfunction, replace the instrument cluster.  

Check code 23

Fuel gauge operation signal

INSPECTION 

CONDITION

DISPLAY

ACTION

After selecting check code 
23, wait for approx. 2 s. 

The fuel gauge indicates status 
in the following order approx. 
every 2 s.  



F --> 1/2 --> E --> F 
(fixed)  

The fuel gauge 
is normal.

Except above

Replace the 
instrument 
cluster.

Replace the instrument cluster.

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Instrumentation/Driver Info - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:42:27 AM

Page 14 

© 2005 Mitchell Repair Information Company, LLC.