P1601 OBD Trouble Code
6 results found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Engine control module (ECM) - supply voltage |
| Cause | Wiring, engine control relay |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | ECM Overtemperature |
| Cause | Engine running, then the PCM detected an internal temperature of over 221°F or an internal temperature of -58°F or over 284°F. |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Serial communication - malfunction |
| Cause | ECM |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | ECM to AT communication - signal error |
| Cause | Wiring, ECM |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Engine control module (ECM) - defective |
| Cause | ECM |
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | Engine control module (ECM) - supply voltage |
| Cause | Wiring, engine control relay |
Try also: https://www.obd-codes.com/p1601
