LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2019 >> 3 Base, 4D Hatchback, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> On-Board Diagnostics - Dynamic Stability Control (DSC) >> DTC Table >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Table: Notes

x: Applicable-: Not applicable or not illuminated

DTC DESCRIPTION [DSC HU/CM (US)]

DTC System malfunction location ABS warning light Brake system warning light TCS/DSC indicator light DSC OFF indicator light Brake control system warning light Failsafe Drive cycle Self test type (1) Memory function Refer to
B10DF:46 DSC HU/CM (internal malfunction) - - x - - x - C, D x (See DTC B10DF:46 (DSC HU/CM) .)
C0001:01 Traction control solenoid valve (LF/RR) x x x - - x - C, D x (See DTC C0001:01, C0002:01, C0003:01, C0004:01, C0010:01, C0011:01, C0014:01, C0015:01, C0018:01, C0019:01, C001C:01 OR C001D:01 (DSC HU/CM) .)
C0002:01 Traction control solenoid valve (RF/LR) x x x - - x - C, D x
C0003:01 Stability control solenoid valve (LF/RR) x x x - - x - C, D x
C0004:01 Stability control solenoid valve (RF/LR) x x x - - x - C, D x
C0010:01 Inlet solenoid valve (LF) x x x - - x - C, D x
C0011:01 Outlet solenoid valve (LF) x x x - - x - C, D x
C0014:01 Inlet solenoid valve (RF) x x x - - x - C, D x
C0015:01 Outlet solenoid valve (RF) x x x - - x - C, D x
C0018:01 Inlet solenoid valve (LR) x x x - - x - C, D x
C0019:01 Outlet solenoid valve (LR) x x x - - x - C, D x
C001C:01 Inlet solenoid valve (RR) x x x - - x - C, D x
C001D:01 Outlet solenoid valve (RR) x x x - - x - C, D x
C0020:11 Pump motor, pump relay x - x - - x - C, D x (See DTC C0020:11, C0020:12, C0020:13, C0020:49 OR C0020:71 (DSC HU/CM) .)
C0020:12 Pump motor, pump relay x - x - - x - C, D x
C0020:13 Pump motor, pump relay x - x - - x - C, D x
C0020:49 Pump motor, pump relay x - x - - x - C, D x
C0020:71 Pump motor, pump relay x - x - - x - C, D x
C0022:56 DSC HU/CM (internal malfunction) - - x - - x - C, D x (See DTC C0022:56 (DSC HU/CM) .)
C0023:62 Brake light - - - - x x - C, D x (See DTC C0023:62 (DSC HU/CM) .)
C0030:07 ABS wheel-speed sensor (LF) x - x - x x - C, D x (See DTC C0030:07, C0031:07, C0031:29, C0031:2F, C0031:37 OR C0031:64 (DSC HU/CM) .)
C0031:07 ABS wheel-speed sensor (LF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0031:15 ABS wheel-speed sensor (LF) x - x - x x - C, D x (See DTC C0031:15 (DSC HU/CM) .)
C0031:19 ABS wheel-speed sensor (LF) x - x - x x - C, D x (See DTC C0031:19 (DSC HU/CM) .)
C0031:29 ABS wheel-speed sensor (LF), ABS wheel-speed sensor rotor x - x - x x - C, D x (See DTC C0030:07, C0031:07, C0031:29, C0031:2F, C0031:37 OR C0031:64 (DSC HU/CM) .)
C0031:2F ABS wheel-speed sensor (LF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0031:37 ABS wheel-speed sensor (LF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0031:64 ABS wheel-speed sensor (LF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0033:07 ABS wheel-speed sensor (RF) x - x - x x - C, D x (See DTC C0033:07, C0034:07, C0034:29, C0034:2F, C0034:37 OR C0034:64 (DSC HU/CM) .)
C0034:07 ABS wheel-speed sensor (RF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0034:15 ABS wheel-speed sensor (RF) x - x - x x - C, D x (See DTC C0034:15 (DSC HU/CM) .)
C0034:19 ABS wheel-speed sensor (RF) x - x - x x - C, D x (See DTC C0034:19 (DSC HU/CM) .)
C0034:29 ABS wheel-speed sensor (RF), ABS wheel-speed sensor rotor x - x - x x - C, D x (See DTC C0033:07, C0034:07, C0034:29, C0034:2F, C0034:37 OR C0034:64 (DSC HU/CM) .)
C0034:2F ABS wheel-speed sensor (RF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0034:37 ABS wheel-speed sensor (RF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0034:64 ABS wheel-speed sensor (RF), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0036:07 ABS wheel-speed sensor (LR) x - x - x x - C, D x (See DTC C0036:07, C0037:07, C0037:29, C0037:2F, C0037:37 OR C0037:64 (DSC HU/CM) .)
C0037:07 ABS wheel-speed sensor (LR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0037:15 ABS wheel-speed sensor (LR) x - x - x x - C, D x (See DTC C0037:15 (DSC HU/CM) .)
C0037:19 ABS wheel-speed sensor (LR) x - x - x x - C, D x (See DTC C0037:19 (DSC HU/CM) .)
C0037:29 ABS wheel-speed sensor (LR), ABS wheel-speed sensor rotor x - x - x x - C, D x (See DTC C0036:07, C0037:07, C0037:29, C0037:2F, C0037:37 OR C0037:64 (DSC HU/CM) .)
C0037:2F ABS wheel-speed sensor (LR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0037:37 ABS wheel-speed sensor (LR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0037:64 ABS wheel-speed sensor (LR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0039:07 ABS wheel-speed sensor (RR) x - x - x x - C, D x (See DTC C0039:07, C003A:07, C003A:29, C003A:2F, C003A:37 OR C003A:64 (DSC HU/CM) .)
C003A:07 ABS wheel-speed sensor (RR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C003A:15 ABS wheel-speed sensor (RR) x - x - x x - C, D x (See DTC C003A:15 (DSC HU/CM) .)
C003A:19 ABS wheel-speed sensor (RR) x - x - x x - C, D x (See DTC C003A:19 (DSC HU/CM) .)
C003A:29 ABS wheel-speed sensor (RR), ABS wheel-speed sensor rotor x - x - x x - C, D x (See DTC C0039:07, C003A:07, C003A:29, C003A:2F, C003A:37 OR C003A:64 (DSC HU/CM) .)
C003A:2F ABS wheel-speed sensor (RR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C003A:37 ABS wheel-speed sensor (RR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C003A:64 ABS wheel-speed sensor (RR), ABS wheel-speed sensor rotor x - x - x x - C, D x
C0040:64 Brake switch - - x - - x - C, D x (See DTC C0040:64 (DSC HU/CM) .)
C0044:1C Brake fluid pressure sensor - - x - x x - C, D x (See DTC C0044:1C, C0044:28, C0044:49, C0044:54, C0044:56, C0044:64, C0044:84 OR C0044:85 (DSC HU/CM) .)
C0044:28 Brake fluid pressure sensor - - x - x x - C, D x
C0044:49 Brake fluid pressure sensor - - x - x x - C, D x
C0044:54 Brake fluid pressure sensor - - x - x x - C, D x
C0044:56 Brake fluid pressure sensor - - x - x x - C, D x
C0044:64 Brake fluid pressure sensor - - x - x x - C, D x
C0044:84 Brake fluid pressure sensor - - x - x x - C, D x
C0044:85 Brake fluid pressure sensor - - x - x x - C, D x
C0051:25 EPS control module (steering angle signal) - - x - - x - C, D x (See DTC C0051:25, C0051:62, C0051:64, C0051:67, C0051:84, C0051:85 OR C0051:86 (DSC HU/CM) .)
C0051:62 EPS control module (steering angle signal) - - x - - x - C, D x
C0051:64 EPS control module (steering angle signal) - - x - - x - C, D x
C0051:67 EPS control module (steering angle signal) - - x - - x - C, D x
C0051:84 EPS control module (steering angle signal) - - x - - x - C, D x
C0051:85 EPS control module (steering angle signal) - - x - - x - C, D x
C0051:86 EPS control module (steering angle signal) - - x - - x - C, D x
C0061:28 SAS control module system - - x - - x - C, D x (See DTC C0061:28, C0061:64, C0062:28, C0062:64, C0063:28 OR C0063:64 (DSC HU/CM) .)
C0061:54 DSC HU/CM system (unperformed initialization procedure) - - x - - x - C, D x (See DTC C0061:54, C0062:54 OR C0063:54 (DSC HU/CM) .)
C0061:64 SAS control module system - - x - - x - C, D x (See DTC C0061:28, C0061:64, C0062:28, C0062:64, C0063:28 OR C0063:64 (DSC HU/CM) .)
C0062:28 SAS control module system x (5) - x (5) - x x - C, D x
C0062:54 DSC HU/CM system (unperformed initialization procedure) x - x - x x - C, D x (See DTC C0061:54, C0062:54 OR C0063:54 (DSC HU/CM) .)
C0062:64 SAS control module system x (5) - x (5) - x x - C, D x (See DTC C0061:28, C0061:64, C0062:28, C0062:64, C0063:28 OR C0063:64 (DSC HU/CM) .)
C0062:76 SAS control module (poor installation) x (5) - x (2) - x x - C, D x (See DTC C0062:76 (DSC HU/CM) .)
C0063:28 SAS control module system - - x - - x - C, D x (See DTC C0061:28, C0061:64, C0062:28, C0062:64, C0063:28 OR C0063:64 (DSC HU/CM) .)
C0063:54 DSC HU/CM system (unperformed initialization procedure) - - x - - x - C, D x (See DTC C0061:54, C0062:54 OR C0063:54 (DSC HU/CM) .)
C0063:64 SAS control module system - - x - - x - C, D x (See DTC C0061:28, C0061:64, C0062:28, C0062:64, C0063:28 OR C0063:64 (DSC HU/CM) .)
C006B:00 TCS/DSC control system - - x - - x - C, D x (See DTC C006B:00 (DSC HU/CM) .)
C0505:94 ABS wheel-speed sensor (LF) - - - - - x - C, D x (See DTC C0505:94, C050B:94, C0511:94 OR C0517:94 (DSC HU/CM) .)
C050B:94 ABS wheel-speed sensor (RF) - - - - - x - C, D x
C0511:94 ABS wheel-speed sensor (LR) - - - - - x - C, D x
C0517:94 ABS wheel-speed sensor (RR) - - - - - x - C, D x
C0518:95 ABS wheel-speed sensor (LF) x - x - x x - C, D x (See DTC C0518:95 (DSC HU/CM) .)
C0519:95 ABS wheel-speed sensor (RF) x - x - x x - C, D x (See DTC C0519:95 (DSC HU/CM) .)
C051A:95 ABS wheel-speed sensor (LR) x - x - x x - C, D x (See DTC C051A:95 (DSC HU/CM) .)
C051B:95 ABS wheel-speed sensor (RR) x - x - x x - C, D x (See DTC C051B:95 (DSC HU/CM) .)
C058F:64 Error signal received from PCM - - x - - x - C, D x (See DTC C058F:64 (DSC HU/CM) .)
C0595:49 DSC HU/CM (internal or external malfunction) - - - - - x - C, D x (See DTC C0595:49 (DSC HU/CM) .)
C100B:19 Electric parking brake motor gear unit - - - - x x - C, D x (See DTC C100B:19 (DSC HU/CM) .)
C1020:68 DSC HU/CM (internal or external malfunction) - - - - - x - C, D x (See DTC C1020:68 (DSC HU/CM) .)
C1034:48 DSC HU/CM (internal malfunction) - - - - x x - C, D x (See DTC C1034:48 (DSC HU/CM) .)
C1034:67 DSC HU/CM (internal malfunction) - - - - x x - C, D x (See DTC C1034:67 (DSC HU/CM) .)
C1034:68 DSC HU/CM (internal malfunction) - - - - x x - C, D x (See DTC C1034:68 (DSC HU/CM) .)
C103D:84 Brake fluid pressure sensor - - x - x x - C, D x (See DTC C103D:84 OR C103D:85 (DSC HU/CM) .)
C103D:85 Brake fluid pressure sensor - - x - x x - C, D x (See DTC C103D:84 OR C103D:85 (DSC HU/CM) .)
C1042:44 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1042:44 (DSC HU/CM) .)
C1043:41 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1043:41 (DSC HU/CM) .)
C1043:45 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1043:45 (DSC HU/CM) .)
C1044:46 DSC HU/CM (internal malfunction) x - x - x x - C, D x (See DTC C1044:46 (DSC HU/CM) .)
C1045:48 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1045:48 (DSC HU/CM) .)
C1045:49 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1045:49 (DSC HU/CM) .)
C1046:49 DSC HU/CM (internal malfunction) x x x x x x - C, D x (See DTC C1046:49 (DSC HU/CM) .)
C1048:47 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1048:47 (DSC HU/CM) .)
C1048:49 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC C1048:49 (DSC HU/CM) .)
C1109:64 DSC OFF switch - - - - - x - C, D x (See DTC C1109:64 (DSC HU/CM) .)
C1128:01 Electric parking brake switch - - - - x x - C, D x (See DTC C1128:01 (DSC HU/CM) .)
C1128:0A Electric parking brake switch indicator light - - - - - x - C, D x (See DTC C1128:0A (DSC HU/CM) .)
C1128:2A Electric parking brake switch - - - - x x - C, D x (See DTC C1128:2A (DSC HU/CM) .)
C1128:4A Electric parking brake switch - - - - x x - C, D x (See DTC C1128:4A (DSC HU/CM) .)
C1128:66 Electric parking brake switch - - x - x x - C, D x (See DTC C1128:66 (DSC HU/CM) .)
C112A:77 Incorrect electric parking brake motor gear unit position - - - - - x - C, D x (See DTC C112A:77 (DSC HU/CM) .)
C1139:64 AUTOHOLD switch - - - - - x - C, D x (See DTC C1139:64 (DSC HU/CM) .)
C2005:01 Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:01 (DSC HU/CM) .)
C2005:07 Mechanical problem of electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:07 (DSC HU/CM) .)
C2005:0A Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:0A (DSC HU/CM) .)
C2005:13 Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:13 (DSC HU/CM) .)
C2005:19 Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:19 (DSC HU/CM) .)
C2005:1E Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:1E (DSC HU/CM) .)
C2005:64 Electric parking brake motor gear unit (RH) - - - - x x - C, D x (See DTC C2005:64 (DSC HU/CM) .)
C2005:71 Electric parking brake motor gear unit (RH) sticking - - - - x x - C, D x (See DTC C2005:71 (DSC HU/CM) .)
C2005:74 Electric parking brake motor gear unit (RH) power transmission impossible (spin) - - - - x x - C, D x (See DTC C2005:74 (DSC HU/CM) .)
C2006:01 Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:01 (DSC HU/CM) .)
C2006:07 Mechanical problem of electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:07 (DSC HU/CM) .)
C2006:0A Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:0A (DSC HU/CM) .)
C2006:13 Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:13 (DSC HU/CM) .)
C2006:19 Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:19 (DSC HU/CM) .)
C2006:1E Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:1E (DSC HU/CM) .)
C2006:64 Electric parking brake motor gear unit (LH) - - - - x x - C, D x (See DTC C2006:64 (DSC HU/CM) .)
C2006:71 Electric parking brake motor gear unit (LH) sticking - - - - x x - C, D x (See DTC C2006:71 (DSC HU/CM) .)
C2006:74 Electric parking brake motor gear unit (LH) power transmission impossible (spin) - - - - x x - C, D x (See DTC C2006:74 (DSC HU/CM) .)
U0073:00 Module communication error (CAN BUS No. 2) - - x - - x - C, D x (See DTC U0073:00 (DSC HU/CM) .)
U0075:00 Module communication error (CAN BUS No. 1) x x x x x x - C, D x (See DTC U0075:00 (DSC HU/CM) .)
U0100:00 Communication error with PCM - - x - x x - C, D x (See DTC U0100:00 (DSC HU/CM) .)
U0101:00 Communication error with TCM - - x - x x - C, D x (See DTC U0101:00 (DSC HU/CM) .)
U0131:00 Communication error with EPS control module - - x - - x - C, D x (See DTC U0131:00 (DSC HU/CM) .)
U0140:00 Communication error with body control module (BCM) - - x - x x - C, D x (See DTC U0140:00 (DSC HU/CM) .)
U0151:00 Communication error with SAS control module - - x - x x - C, D x (See DTC U0151:00 (DSC HU/CM) .)
U0155:00 Communication error with instrument cluster - - - - - x - C, D x (See DTC U0155:00 (DSC HU/CM) .)
U0164:00 Communication error with dash-electrical supply unit - - - - - x - C, D x (See DTC U0164:00 (DSC HU/CM) .)
U0300:51 DSC HU/CM (software Incompatible) x (3) - - - - x - C, D x (See DTC U0300:51 (DSC HU/CM) .)
U0301:00 Brake disc temperature too high - - - - - x - C, D x (See DTC U0301:00 (DSC HU/CM) .)
U0401:68 Error signal received from PCM - - x - x x - C, D x (See DTC U0401:68 (DSC HU/CM) .)
U0402:68 Error signal received from transmission/transaxle - - x - x x - C, D x (See DTC U0402:68 (DSC HU/CM) .)
U0420:68 Error signal received from EPS control module - - x - - x - C, D x (See DTC U0420:68 (DSC HU/CM) .)
U0422:68 Error signal received from body control module (BCM) - - x - x x - C, D x (See DTC U0422:68 (DSC HU/CM) .)
U0452:68 Error signal received from SAS control module x - x - x x - C, D x (See DTC U0452:68 (DSC HU/CM) .)
U102A:8F DSC HU/CM (internal malfunction) - - x - x x - C, D x (See DTC U102A:8F (DSC HU/CM) .)
U2000:4B Abnormal electric parking brake motor gear unit temperature - - - - x x - C, D x (See DTC U2000:4B (DSC HU/CM) .)
U2007:46 DSC HU/CM (internal malfunction) - - x - - x - C, D x (See DTC U2007:46 (DSC HU/CM) .)
U2007:62 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC U2007:62 (DSC HU/CM) .)
U2101:56 Configuration data x - x - - x - C, D x (See DTC U2101:56 (DSC HU/CM) .)
U2101:57 Configuration data x - x - - x - C, D x (See DTC U2101:57 (DSC HU/CM) .)
U2121:00 Communication error with vehicle control module (VCM) - - - - - x - C, D x (See DTC U2121:00 (DSC HU/CM) .)
U212E:00 Communication error with door-electrical supply unit (driver's side) - - - - x x - C, D x (See DTC U212E:00 (DSC HU/CM) .)
U2131:00 Communication error with electrical supply unit (ESU) - - - - x x - C, D x (See DTC U2131:00 (DSC HU/CM) .)
U2151:00 Error signal received from vehicle control module (VCM) - - - - - x - C, D x (See DTC U2151:00 (DSC HU/CM) .)
U2300:52 Configuration data x - x - x x - C, D x (See DTC U2300:52 (DSC HU/CM) .)
U2300:54 Configuration data x - x - x x - C, D x (See DTC U2300:54 (DSC HU/CM) .)
U2300:55 Configuration data x - x - x x - C, D x (See DTC U2300:55 (DSC HU/CM) .)
U2300:56 Configuration data x - x - x x - C, D x (See DTC U2300:56 (DSC HU/CM) .)
U2300:64 Configuration data x - x - x x - C, D x (See DTC U2300:64 (DSC HU/CM) .)
U2501:68 Error signal received from vehicle control module (VCM) - - - - - x - C, D x (See DTC U2501:68 (DSC HU/CM) .)
U2511:68 Error signal received from electrical supply unit (ESU) - - - - x x - C, D x (See DTC U2511:68 (DSC HU/CM) .)
U3000:04 DSC HU/CM (internal malfunction) - - - - x x - C, D x (See DTC U3000:04 (DSC HU/CM) .)
U3000:49 DSC HU/CM (internal malfunction) x x x - x x - C, D x (See DTC U3000:49 (DSC HU/CM) .)
U3000:4B Abnormal DSC HU/CM temperature - - - - x x - C, D x (See DTC U3000:4B (DSC HU/CM) .)
U3000:53 Maintenance mode switching - - - - x x - C, D x (See DTC U3000:53 (DSC HU/CM) .)
U3000:54 Electric parking brake motor gear unit position learning not completed - - - - x x - C, D x (See DTC U3000:54 (DSC HU/CM) .)
U3003:16 Power supply (low input) x - (4) x - x x - C, D x (See DTC U3003:16 (DSC HU/CM) .)
U3003:17 Power supply (high input) x x x - x x - C, D x (See DTC U3003:17 (DSC HU/CM) .)
U3003:68 Power supply system - - - - x x - C, D x (See DTC U3003:68 (DSC HU/CM) .)
U300A:62 Ignition switch - - - - x x - C, D x (See DTC U300A:62 (DSC HU/CM) .)
(1) C: CMDTC self test, D: ODDTC self test

(2) Does not turn on when in 2WD and assembled incorrectly 180 degrees.

(3) ABS warning light flashes

(4) Turns on when power supply voltage to the module is continuously 8.3 V or less for 0.78 s or more.

(5) Does not turn on when in 2WD.
scientia non olet · About LEMON Manuals