DTC P0999:00 [Aw6A-El]: 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
| DTC P0999:00 |
Shift solenoid F circuit malfunction (short to power) |
| DETECTION CONDITION |
- Short circuit in shift solenoid F signal system (The solenoid circuit current value input to the TCM is continuously more than 1,333 mA for 100 ms or more)
Diagnostic support note:
- The MIL illuminates if the TCM detects the above malfunction condition during the first drive cycle.
- The AT warning light illuminates if the TCM detects the above malfunction condition during the first drive cycle.
- PENDING CODE is not available.
- FREEZE FRAME DATA is available.
- The DTC is stored in the TCM memory.
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| POSSIBLE CAUSE |
- Coupler component connector or terminal malfunction
- Short to power supply in wiring harness between shift solenoid F terminal B and TCM terminal B21
- Short to power supply in wiring harness between shift solenoid F terminal A and TCM terminal B16
- Shift solenoid F connector or terminal malfunction
- Shift solenoid F malfunction
- TCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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