Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
B10E7:17START STOP UNIT, IG1 RELAY CIRCUIT MALFUNCTION
B10E7:17START STOP UNIT, IG1 Relay Circuit Malfunction
Manufacturer communications
6Original wording in English
MAZDA
Some vehicles may experience one or more of the following symptoms in connection with a malfunction related to the C-15 connector. à ̄‚· The driver side power window does not operate. à ̄‚· The door does not open when using the advanced keyless system. à ̄‚· The warning lamp stays ON even after the ignition switch is turne…
MAZDA
Some vehicles that have a drained battery recovered may exhibit that the engine will not start and the ignition switch will not turn off. The following DTC's may also be stored: à ̄‚· U3000:49 - BCM internal malfunction à ̄‚· B10E7:12 - IG1 relay circuit malfunction à ̄‚· P0615:11 - Starter relay circuit malfunction. This …
MAZDA
Some vehicles may experience one or more of the following symptoms in connection with a malfunction related to the C-15 connector. The driver side power window does not operate. The door does not open when using the advanced keyless system. The warning lamp stays ON even after the ignition switch is turned OFF. DTC B10E7:17 (STA…
MAZDA
VARIOUS ELECTRICAL SYSTEM MALFUNCTION(S) RELATEDTO C-15 CONNECTOR CORROSION. SOME VEHICLES MAY EXPERIENCE ONE OR MORE OF THE FOLLOWING SYMPTOMS IN CONNECTION WITH A MALFUNCTION RELATED TO THE C-15 CONNECTOR. THE DRIVER SIDE POWER WINDOW DOES NOT OPERATE. THE DOOR DOES NOT OPEN WHEN USING THE ADVANCED KEYLESS SYSTEM. THE WARNING …
Check vehicle applicability
4A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.