DTC P0A14-12: Engine Mount "A" Control Circuit High Circuit Short to Battery [11/2018 - 08/2020]: Description
 Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
|
| *A |
for 2WD |
*B |
for AWD |
| *1 |
Vacuum Switching Valve (for Active Control Engine Mount System) |
*2 |
Front Engine Mounting Insulator |
| *3 |
Rear Engine Mounting Insulator |
- |
- |
The active control engine mount system decreases engine vibration at a low engine speed using the vacuum switching valve (for active control engine mount system). The vacuum switching valve (for active control engine mount system) is controlled by a pulse signal transmitted to the vacuum switching valve (for active control engine mount system) from the ECM. The frequency of this pulse signal is matched to the engine speed to decrease engine vibration.
| DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
MIL |
Memory |
Note |
| P0A14-12 |
Engine Mount "A" Control Circuit High Circuit Short to Battery |
Short in vacuum switching valve (for active control engine mount system) circuit and power supply circuit (2 trip detection logic). |
- Short in vacuum switching valve (for active control engine mount system) circuit
- Vacuum switching valve (for active control engine mount system)
- ECM
|
Does not come on |
DTC stored |
SAE Code: P0A16 |