C1394 Mazda Cu-x Engine Fault Code

Check Solution For C1394 Mazda Cu-x OBD Code :

C1394 Mazda Cu-x engine code seems a kind of chassis problem, we try to show one by one the meaning and the solution.
Brief explanation of the C1394 Mazda Cu-x code and definition of C1394 Mazda Cu-x is the bottom side.

C1394 Mazda Cu-x Meaning :

c Chassis Code
Problem is controller area network wiring bus and modules.
1 MFG - Manufacturer Specific
3 IC Module 4X Ref Circuit Intermittent, No Pulses
9 Crankshaft Position Sensor Circuit Performance
4 Cruise Vehicle Speed/Set Speed Difference Too High

MFG - Manufacturer Specific codes, which have a '1' as their second digit to indicate they are unique to a particular vehicle make or model. These special codes were deemed necessary by the vehicle manufacturers so they could provide additional diagnostic information beyond the basic list of generic OBD II codes for all kinds of faults, not just emissions-related faults.

How To Fix C1394 Mazda Cu-x ?

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

C1394 Mazda Cu-x Code Description:

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the C1394 code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools. When you see C1394 Mazda Cu-x engine fault code on your engine code reader this description will help you.

C Codes List of all Chassis codes.

Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Before you take a test drive after a repair, always erase the C Code(s) first. This will turn the check engine light off and then you will know if the check engine light returns, you've got further diagnostics to complete.

BE CAREFUL !
This engine code information is presented for information purposes only. This is not intended as repair advice and we are not responsible for any actions you take on any vehicle.

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