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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 34 (On-Board Diagnostic - Electric Power Steering) >> Electric Power Steering (EPS) On-Board Diagnosis >> Clearing DTCs Procedure >> Fail-safe Function Table

Fail-safe Function Table

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
DTC Fail-safe control status
M-MDS
C200B:02 Control disabled
C200B:16 Control disabled
C200B:1C Control disabled
C200B:62 Control disabled
C200B:64 Control is maintained in the backup control
C200B:85 Control disabled
C200C:1C Control disabled
C200D:1C Control is maintained in the backup control and the power steering warning buzzer is sounded
  • If EPS system internal temperature increases above the specified value, the EPS CM disables assistance and stops the power steering warning buzzer is sounded
C200D:64 Control disabled
U0001:88 Control enabled
U0100:00 Control is maintained by gradually changing the controlled vehicle speed and setting it to 100 km/h {62.1 mph} 
U0121:00 Control enabled
U0155:00 Control enabled
U0214:00 Control enabled
U0338:00 Control enabled
U0401:00
  • Vehicle speed signal malfunction
    • Control is maintained by gradually changing the controlled vehicle speed and setting it to 100 km/h {62.1 mph} 
  • Engine speed signal malfunction
    • Control enabled
U0415:00 Control enabled
U0423:00 Control enabled
  • If the EPS CM detects the signal that a engine speed is below the specified value, it disables assistance
U0515:00 Control enabled
U2011:19 Control disabled
U2011:1C Control disabled
U2011:62 Control disabled
U2011:72
  • An open circuit malfunction is detected in the one phase of the three-phase stator in the EPS motor
    • Control is maintained in the backup control
  • Other malfunction detected in EPS motor internal circuit
    • Control disabled
U2011:92 Control disabled
U2300:54 Control enabled
U2300:55 Control enabled
U2300:56 Control enabled
U3000:16 Control disabled
U3000:1C Control disabled
U3000:28 Control disabled
U3000:41 Control disabled
U3000:46 Control is maintained in fail mode
U3000:47 Control disabled
U3000:49 Control disabled
U3000:4B Control is maintained in fail mode
U3000:61 Control disabled
U3000:73 Control disabled
U3000:96 Control disabled
U3003:16 Control is maintained by gradually decreasing the motor control current
However, control is inhibited if the power supply voltage is the specified value of less.
U3003:17 Control disabled