DTC C2194/94: Engine Speed Signal Error (Test Mode DTC): Description
The tire pressure warning ECU receives an engine speed signal from the ECM. This DTC is stored upon entering signal check mode (test mode), and cleared when an engine speed signal of 1000 rpm is detected for 3 seconds or more. This DTC is output only in signal check mode.
DTC DETECTION CONDITION CHART
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C2194/94 | Test mode procedure is performed |
|