DTC U3004-11: Acc Relay Circuit Malfunction [Start Stop Unit]: Notes
DTC U3004:11 (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE
| Description |
ACC relay circuit malfunction |
| Detection condition |
- Start stop unit detects that the ACC relay output monitor voltage of less than specification for 0.05 s or more with the ignition switched to ACC or ON (engine off or on).
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| Fail-safe |
Not applicable |
| Possible cause |
- ACC relay malfunction
- Start stop unit connector or terminal malfunction
- Short to ground in wiring harness between ACC relay terminal E and start stop unit terminal 2C
- Start stop unit malfunction
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 Courtesy of MAZDA MOTORS CORP.
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