| DTC |
DTC title |
Condition for running the DTC |
Condition for setting the DTC |
Action taken when DTC sets |
| B1053[23] |
DTC B1053[23] SRS-PWM (Low) Communication Malfunction |
・The ignition switch is ON. |
・The eCall unit detects a malfunction (Lo fixed) in the deployment signals received from the SRS control unit via the deployment signal circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1053[24] |
DTC B1053[24] SRS-PWM (High) Communication Malfunction |
・The ignition switch is ON. |
・The eCall unit detects a malfunction (Hi fixed) in the deployment signals received from the SRS control unit via the deployment signal circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1094[45] |
DTC B1094[45] Internal ROM Error |
・The ignition switch is ON. |
・The eCall unit detects that the value written to the EEPROM differs from the value that was read. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1094[56] |
DTC B1094[56] EOL Setting Failure |
・The ignition switch is ON. |
Any of the following is met: ・The eCall unit detects that the vehicle information remains at its initial values. ・The eCall unit detects abnormal values in the vehicle information. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1094[9A] |
DTC B1094[9A] Advance Notice of Expiration of Carrier Contract |
・The ignition switch is ON. |
・The eCall unit detects that the contract of the SIM is about to expire. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1094[A1] |
DTC B1094[A1] Power Supply Connection Malfunction |
・The ignition switch is ON. |
・The eCall unit detects that the battery voltage is low. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B110E[11] |
DTC B110E[11] TEL Antenna Connection Malfunction (Ground Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to ground in the TEL antenna circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B110E[15] |
DTC B110E[15] TEL Antenna Connection Malfunction (Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects an open circuit or a short to the power supply in the TEL antenna circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B110F[13] |
DTC B110F[13] GNSS Antenna Connection Malfunction (Open Error) |
・The ignition switch is ON. |
・The eCall unit detects an open circuit in the GNSS antenna circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B110F[1F] |
DTC B110F[1F] GNSS Antenna Connection Malfunction (Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to ground or a short to the power supply in the GNSS antenna circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1320[1F] |
DTC B1320[1F] SOS button Connection Malfunction |
・The ignition switch is ON. |
・The eCall unit detects an open circuit or a short to the power supply in the SOS button signal circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1725[11] |
DTC B1725[11] Speaker Microphone Connection Malfunction (Ground Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to ground in the speaker microphone power supply circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1725[12] |
DTC B1725[12] Speaker Microphone Connection Malfunction (Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to the power supply in the speaker microphone power supply circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1725[49] |
DTC B1725[49] Speaker Microphone Internal Failure |
・The ignition switch is ON. |
・The eCall unit detects an internal malfunction of the speaker microphone. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1726[11] |
DTC B1726[11] Indicator Light (Green) Connection Malfunction (Ground Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to ground in the indicator light (green) power supply circuit. |
・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1726[15] |
DTC B1726[15] Indicator Light (Green) Connection Malfunction (Open Error/Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects an open circuit or a short to the power supply in the indicator light (green) power supply circuit. |
・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1727[11] |
DTC B1727[11] Indicator Light (Red) Connection Malfunction (Ground Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to ground in the indicator light (red) power supply circuit. |
・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1727[15] |
DTC B1727[15] Indicator Light (Red) Connection Malfunction (Open Error/Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects an open circuit or a short to the power supply in the indicator light (red) power supply circuit. |
・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E21[09] |
DTC B1E21[09] Communication Module Connection Malfunction |
・The ignition switch is ON. |
・The eCall unit detects a malfunction in the built-in communication module. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E22[9A] |
DTC B1E22[9A] eSIM Connection Malfunction |
・The ignition switch is ON. |
・The eCall unit detects a built-in SIM malfunction. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E23[9A] |
DTC B1E23[9A] GNSS Receiver Connection Malfunction |
・The ignition switch is ON. |
Any of the following is met: ・The eCall unit detects that GNSS signals cannot be received for 60 seconds or more. ・The eCall unit detects a malfunction in the received GNSS signals for 60 seconds or more. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E24[12] |
DTC B1E24[12] MUTE Signal Connection Malfunction (Power Supply Short Error) |
・The ignition switch is ON. |
・The eCall unit detects a short to the power supply in the MUTE output circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E24[14] |
DTC B1E24[14] MUTE Signal Connection Malfunction (Open Error/Ground Short Error) |
・The ignition switch is ON. |
・The eCall unit detects an open circuit or a short to ground in the MUTE output circuit. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E25[01] |
DTC B1E25[01] Backup Battery Connection Malfunction |
・The ignition switch is ON. |
・The eCall unit detects a poor connection at the built-in battery. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| B1E25[A2] |
DTC B1E25[A2] Backup Battery Low Voltage |
・The ignition switch is ON. |
・The eCall unit detects a voltage decrease in the built-in battery. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| U1800[86] |
DTC U1800[86] ECM Communication Interruption/Data Malfunction |
・The ignition switch is ON. ・The ignition voltage is 9 V or more. |
・The eCall unit detects that the control information sent from the ECM cannot be received for 5 seconds or more. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| U1840[86] |
DTC U1840[86] BCM Communication Interruption/Data Malfunction |
・The ignition switch is ON. ・The ignition voltage is 9 V or more. |
・The eCall unit detects that the control information sent from the BCM cannot be received for 5 seconds or more. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| U1851[86] |
DTC U1851[86] SRS Control Unit Communication Interruption/Data Malfunction |
・The ignition switch is ON. ・The ignition voltage is 9 V or more. |
・The eCall unit detects that the control information sent from the SRS control unit cannot be received for 2 seconds or more. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |
| U1855[86] |
DTC U1855[86] Instrument Panel Cluster Communication Interruption/Data Malfunction |
・The ignition switch is ON. ・The ignition voltage is 9 V or more. |
・The eCall unit detects that the control information sent from the instrument panel cluster cannot be received for 5 seconds or more. |
・The indicator light (red) illuminates. ・An alarm sounds from the speaker. ・Current and past failures are set. |