P0606

2UR-FSE ENGINE CONTROL SYSTEM: SFI SYSTEM: P0606: ECM / PCM Processor
P0606 - ECM / PCM 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 DTC Reading and Clearing Diagnostic Trouble Codes.

(b) Turn the power switch off.

(c) Disconnect the cable from the negative battery terminal and wait for 1 minute.

(d) Connect the cable to the negative battery terminal.

(e) Turn the power switch on (IG).

(f) Check DTC.

OK:

P0606 is not present.

NG -- REPLACE ECM Removal

OK -- CHECK FOR INTERMITTENT PROBLEMS Check For Intermittent Problems