DTC B10E7-11: IG1 Relay Circuit Malfunction [Start Stop Unit]: Notes
DTC B10E7:11 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE
| Description |
IG1 relay circuit malfunction |
| Detection condition |
- Start stop unit detects the voltage from the IG1 relay output monitor as less than 2.5 V for 0.5 s or more while the engine is not being cranked with the ignition switched ON (engine off or on).
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| Fail-safe |
Not applicable |
| Possible cause |
- IG1 relay malfunction
- Start stop unit connector or terminal malfunction
- Short to ground in wiring harness between IG1 relay terminal A and start stop unit terminal 2S
- Start stop unit malfunction
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 Courtesy of MAZDA MOTORS CORP.
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