DTC B10E7-16: IG1 Relay Circuit Malfunction: Notes
WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.
| System malfunction location |
IG1 relay circuit malfunction |
| Detection condition |
- The ignition is switched ON (engine off or on) and the starter stop unit detects voltage from IG1 monitor as less than 2.5 V
for 1 s or more
while the engine is not being cranked.
|
| Fail-safe |
- |
| Possible cause |
- IG1 relay malfunction
- IG1 relay power supply circuit malfunction
- Short to ground in wiring harness between MAIN 200 A fuse and IG1 relay terminal D
- MAIN 200 A fuse malfunction
- Open circuit in wiring harness between battery positive terminal and IG1 relay terminal D
- Start stop unit connector malfunction
- C/U IG1 15 A fuse malfunction
- Short to ground in wiring harness between IG1 relay terminal C and start stop unit terminal 1B
- Open circuit in wiring harness between IG1 relay terminal C and start stop unit terminal 1B
- Start stop unit malfunction
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