ACTIVE STABILIZER SUSPENSION SYSTEM DIAGNOSTIC TROUBLE CODE CHART
Tech Tips
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
| DTC Code | Detection Item | Trouble Area | See page |
|---|---|---|---|
| C1907 | Front Active Stabilizer Control ECU Data Malfunction | Front active stabilizer control ECU | |
| C1929 | Front Magnetic Pole Sensor Initialization Incomplete | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C192A | Front Magnetic Pole Sensor Pattern | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C192B | Front Actuator Short Detect Relay | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C192C | Protection for Overload of Front Actuator | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
|
| C192D | Timeout Initialization Check of Front Actuator | 1. Harness or connector 2. Power steering system 3. IG and PIG power source circuit 4. Rear active stabilizer control actuator assembly 5. Rear active stabilizer control ECU |
|
| C1930 | Open in Front Metal Board Temperature Sensor Circuit | Front active stabilizer control ECU | |
| C1931 | Short in Front Metal Board Temperature Sensor Circuit | Front active stabilizer control ECU | |
| C1932 | Open in Front Control Board Temperature Sensor Circuit | Front active stabilizer control ECU | |
| C1933 | Short in Front Control Board Temperature Sensor Circuit | Front active stabilizer control ECU | |
| C1934 | Front Metal Board Overheat | 1. Overheating in area around front active stabilizer control ECU 2. Front active stabilizer control ECU |
|
| C1935 | Front Control Board Overheat | 1. Overheating in area around front active stabilizer control ECU 2. Front active stabilizer control ECU |
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| C1936 | Malfunction in Front Active Stabilizer Control ECU Magnetic Pole Sensor Power Supply IC | Front active stabilizer control ECU | |
| C1938 | Malfunction in Front Active Stabilizer Control ECU Short Relay Power Supply IC | 1. Front active stabilizer control actuator assembly 2. Front active stabilizer control ECU |
|
| C193A | Malfunction in Front Active Stabilizer Control ECU EEPROM | Front active stabilizer control ECU | |
| C193C | Front PIG Power Supply Voltage | 1. ECU-IG1 NO.1 fuse 2. Power steering system 3. Harness or connector 4. Rear active stabilizer control ECU 5. Front active stabilizer control ECU 6. Power steering converter |
|
| C1942 | Malfunction in Signal from Steering Sensor to Front Active Stabilizer Control ECU | 1. Electronically controlled brake system 2. Steering sensor 3. Front active stabilizer control ECU |
|
| C1943 | Front Vehicle Speed Signal | 1. Electronically controlled brake system 2. Speed sensor 3. Front active stabilizer control ECU |
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| C1944 | Front Actuator Torque Decrease | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C194A | Open in Front Motor Driver Circuit | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C194B | Short to GND in Front Motor Driver | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
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| C194C | Short in Front Motor Driver Circuit | 1. Harness or connector 2. Front active stabilizer control actuator assembly 3. Front active stabilizer control ECU |
|
| C1950 | Front Stabilizer Target Angle Not Attained (Test Mode DTC) | 1. Perform Active Test again 2. Front active stabilizer control actuator assembly 3. Harness or connector 4. Front active stabilizer control ECU |
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| C1959 | IG Power Supply Voltage in Front ECU | 1. IG power source circuit 2. Front active stabilizer control ECU |
|
| C195A | Malfunction in Signal from Yaw Rate Sensor to Front Active Stabilizer Control ECU | 1. Yaw rate sensor 2. Front active stabilizer control ECU |
| DTC Code | Detection Item | Trouble Area | See page |
|---|---|---|---|
| C1901 | Rear Magnetic Pole Sensor Initialization Incomplete | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
|
| C1902 | Rear Magnetic Pole Sensor Pattern | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
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| C1903 | Rear Actuator Short Detect Relay | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
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| C1904 | Protection for Overload of Rear Actuator | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
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| C1905 | Timeout Initialization Check of Rear Actuator | 1. Harness or connector 2. Power steering system 3. IG and PIG power source circuit 4. Front active stabilizer control actuator assembly 5. Front active stabilizer control ECU |
|
| C1908 | Open in Rear Metal Board Temperature Sensor Circuit | Rear active stabilizer control ECU | |
| C1909 | Short in Rear Metal Board Temperature Sensor Circuit | Rear active stabilizer control ECU | |
| C190A | Open in Rear Control Board Temperature Sensor Circuit | Rear active stabilizer control ECU | |
| C190B | Short in Rear Control Board Temperature Sensor Circuit | Rear active stabilizer control ECU | |
| C190C | Rear Metal Board Overheat | 1. Overheating in area around rear active stabilizer control ECU 2. Rear active stabilizer control ECU |
|
| C190D | Rear Control Board Overheat | 1. Overheating in area around rear active stabilizer control ECU 2. Rear active stabilizer control ECU |
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| C190E | Malfunction in Rear Active Stabilizer Control ECU Magnetic Pole Sensor Power Supply IC | Rear active stabilizer control ECU | |
| C1912 | Malfunction in Rear Active Stabilizer Control ECU Short Relay Power Supply IC | 1. Rear active stabilizer control actuator assembly 2. Rear active stabilizer control ECU |
|
| C1914 | DC / DC Converter Overload | 1. Overheat in area around power steering converter 2. Rear active stabilizer control ECU |
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| C1915 | Rear PIG Power Supply Voltage | 1. ECU-IG1 NO.1 fuse 2. Power steering system 3. Harness or connector 4. Rear active stabilizer control ECU 5. Front active stabilizer control ECU 6. Power steering converter |
|
| C191A | Malfunction in Signal from Steering Sensor to Rear Active Stabilizer Control ECU | 1. Electronically controlled brake system 2. Steering sensor 3. Rear active stabilizer control ECU |
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| C191B | Rear Vehicle Speed Signal | 1. Electronically controlled brake system 2. Speed sensor 3. Rear active stabilizer control ECU |
|
| C191C | Rear Actuator Torque Decrease | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
|
| C1920 | PIG Wire Harness Malfunction | 1. ECU-IG1 NO.1 fuse 2. Power steering system 3. Harness or connector 4. Rear active stabilizer control ECU 5. Front active stabilizer control ECU 6. Power steering converter |
|
| C1921 | Malfunction in Rear Active Stabilizer Control ECU EEPROM | Rear active stabilizer control ECU | |
| C1922 | Open in Rear Motor Driver Circuit | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
|
| C1923 | Short to GND in Rear Motor Driver | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
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| C1924 | Short in Rear Motor Driver Circuit | 1. Harness or connector 2. Rear active stabilizer control actuator assembly 3. Rear active stabilizer control ECU |
|
| C192F | Rear Active Stabilizer Control ECU Data Malfunction | Rear active stabilizer control ECU | |
| C1951 | Rear Stabilizer Target Angle Not Attained (Test Mode DTC) | 1. Perform Active Test again 2. Rear active stabilizer control actuator assembly 3. Harness or connector 4. Rear active stabilizer control ECU |
|
| C1952 | IG Power Supply Voltage in Rear ECU | 1. Harness or connector 2. Rear active stabilizer control ECU |
|
| C1954 | Malfunction in Signal from Yaw Rate Sensor to Rear Active Stabilizer Control ECU | 1. Yaw rate sensor 2. Rear active stabilizer control ECU |
| DTC Code | Detection Item | Trouble Area | See page |
|---|---|---|---|
| C194F | Operation of Static Test Mode is Incomplete (Test Mode DTC) | Perform Active Test again | |
| U0122 | Lost Communication with Skid Control ECU | 1. CAN communication system 2. Skid control ECU |
|
| U0123 | Lost Communication with Yaw Rate Sensor Module | 1. CAN communication system 2. Yaw Rate sensor |
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| U0126 | Lost Communication with Steering Angle Sensor Module | 1. CAN communication system 2. Steering sensor |
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| U0293 | Lost Communication with HV ECU | 1. CAN communication system 2. Power management control ECU |
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| U1108 | Lost Communication with Front Active Stabilizer Control ECU | 1. CAN communication system 2. Front active stabilizer control ECU |
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| U1109 | Lost Communication with Rear Active Stabilizer Control ECU | 1. CAN communication system 2. Rear active stabilizer control ECU |