Mazda 6 Service Manual: Instrument cluster inspection
Speedometer
Using the input/output check mode
Inspect the speedometer by setting it in the input/output check mode DTC 12.
Using a speedometer tester
1. Adjust the tire air pressure to the specification.
2. Using a speedometer tester, verify that the speedometer indication is within the allowable ranges shown below.
3. Verify that fluctuation of the speedometer needle is within the allowable range.
- If the speedometer needle does not move or the indication is outside of the allowable range, inspect the ABS (ABS/TCS) HU/CM (vehicles with ABS (ABS/TCS), DSC HU/CM (vehicles with DSC), PCM (vehicles without ABS) and related wiring harness.
- If the ABS (ABS/TCS) HU/CM (vehicles with ABS (ABS/TCS), DSC HU/CM (vehicles with DSC), PCM (vehicles without ABS) and related wiring harness are normal, replace the instrument cluster.
Needle fluctuation allowable range Within 3.0 km/h
Tachometer
Using the input/output check mode
Inspect the tachometer by setting it in the input/output check mode DTC 13.
Using the SSTs (WDS or equivalent)
Caution
- If the engine speed exceeds the allowable range, the engine could be damaged. Therefore, when inspecting the tachometer, do not allow the engine speed to exceed the allowable range indication Bon the tachometer.
1. Connect the SSTs
(WDS or equivalent) to the vehicle DLC-2 16-pin connector.
2. Access and monitor PIDs by SSTs
(WDS or equivalent).
Fuel Gauge
Inspect the fuel gauge by setting it in the input/output check mode DTC 23.
Water Temperature Gauge
Inspect the water temperature gauge by setting it in the input/output check mode DTC 25.
Instrument cluster disassembly/assembly
Caution
If the instrument cluster is dropped or the print plate is damaged,
the system will not work properly and it may be the cause of trouble or
malfunctions.
1. Disassemble in the ord ...
Instrument cluster repair
Note
The needle of speedometer or tachometer may continue to rotate
clockwise until it indicates over maximum graduation. If a customer
complains of this concern, repair the needle position ...
Other materials:
Mazda 6 Service Manual: Climate control unit wire adjustment
Air Mix Wire
1. Set the temperature control dial at max cold.
2. Set the air mix link to max cold in the direction shown by the arrow and
insert a screwdriver at the set hole.
3. Connect the air mix wire to air mix link.
4. Clamp the air mix wire to wire clamp.
5. Verify that the temperatur ...
Mazda 6 Service Manual: Close Proximity Warning
If your vehicle rapidly closes in on the vehicle ahead because the vehicle applies
the brakes suddenly while you are traveling in headway control, the warning sound
activates and the brake warning is indicated in the display. Always verify the safety
of the surrounding area and depress the bra ...