DTC U3003:16, U3003:17 [Advanced Keyless Entry And Push Button Start System]: Notes
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.
DETECTION CONDITION AND POSSIBLE CAUSE
| DETECTION CONDITION |
U3003:16 |
Battery power supply circuit (+B1) voltage 4 V - 9 V
is detected for 10 s |
| U3003:17 |
Battery power supply circuit (+B1) voltage higher than 16 V
is detected for 0.5 s
, while engine is running |
| POSSIBLE CAUSE |
- MAIN 125 A fuse malfunction
- BTN 30 A fuse malfunction
- ROOM 15 A fuse malfunction
- Battery malfunction
- Generator malfunction
- Connector or terminal malfunction
- Short to ground in wiring harness between BCM terminal 4B and battery positive terminal
- Open circuit in wiring harness between BCM terminal 4B and battery positive terminal
- Short to ground in wiring harness between BCM terminal 7N and keyless control module terminal 1D
- Open circuit in wiring harness between BCM terminal 7N and keyless control module terminal 1D
- BCM malfunction
- Keyless control module malfunction
|
 Courtesy of MAZDA MOTORS CORP.
|