DTC P1607 Cruise Control Input Processor: Description
The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store DTC(s) immediately.
DTC DETECTION CONDITION CHART
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| P1607 | The ECM CPUs malfunction | ECM |