Vehicles With Advanced Keyless Entry And Push Button Start System
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
113003:16 REFERENCE
| DTC U3003:16 |
BSM control module power supply voltage decreases (less than 9 V) |
| DTC U3003:17 |
BSM control module power supply voltage increases (more than 16 V) |
| DETECTION CONDITION |
BSM control module power supply voltage is not within 9-16 V
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| POSSIBLE CAUSE |
- Fuse malfunction
- Battery malfunction
- Generator malfunction
- Connector or terminal malfunction
- Short to ground in wiring harness between battery positive terminal and relay block terminal 1A
- Open circuit in wiring harness between battery positive terminal and relay block terminal 1A
- Relay block malfunction
- Short to ground in wiring harness between relay block terminal 2B and BCM terminal 4A
- Open circuit in wiring harness between relay block terminal 2B and BCM terminal 4A
- BCM malfunction
- Short to ground in wiring harness between BCM terminal 7O and BSM control module (LH/RH) terminal B
- Open circuit in wiring harness between BCM terminal 7O and BSM control module (LH/RH) terminal B
- BSM control module (LH/RH) malfunction
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 Courtesy of MAZDA MOTORS CORP.
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