P1607

2UR-GSE ENGINE CONTROL: SFI SYSTEM: P1607: Cruise Control Input Processor

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 set a DTC immediately.






MONITOR STRATEGY





TYPICAL ENABLING CONDITIONS





TYPICAL MALFUNCTION THRESHOLDS





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC
(a) Clear DTCs DTC Check / Clear.
(b) Turn the engine switch off.
(c) Disconnect the cable from the negative (-) battery terminal for more than 1 minute.
(d) Connect the cable to the negative (-) battery terminal.
(e) Turn the engine switch on (IG).
(f) Check for DTC.
OK:
P1607 is not present.
NG -- REPLACE ECM
OK -- CHECK FOR INTERMITTENT PROBLEMS