P060A

1GR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P060A: Internal Control Module Monitoring Processor Performance

DTC P060A - Internal Control Module Monitoring Processor Performance

DESCRIPTION

The main CPU and sub CPU of the ECM perform data communication between each other. The main CPU monitors the communications and WDC pulses from the sub CPU. When the signal malfunctions below are detected, a DTC is output.






MONITOR STRATEGY





TYPICAL ENABLING CONDITIONS





TYPICAL MALFUNCTION THRESHOLDS





INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC
(a) Clear DTC DTC Check / Clear.
(b) Turn the ignition 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 ignition switch to ON.
(f) Check DTC.
OK:
P060A is not present.
NG -- REPLACE ECM
OK -- CHECK FOR INTERMITTENT PROBLEMS