DTC C1779/79: Crankshaft Position Sensor Circuit; DTC C1797/97: Crankshaft Position Sensor Circuit: Description
The suspension control ECU receives the engine speed signal from the ECM.
When inspecting by test mode, the suspension control ECU scans changes in the signals. If there is no change, it outputs the test DTC (C1797/97).
| DTC No. | DTC Detecting Condition | Trouble Area |
|---|---|---|
| C1779/79 | TACH signal is not sent to suspension control ECU, and the vehicle is driven for 10 sec. or more at the speed of 30 km/h (19 mph) or higher. |
|
HINT:
When DTC C1797/97 is output, follow the same procedure as that of DTC1779/79.