P060A

2ZR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P060A: Internal Control Module Monitoring Processor Performance

DTC P060A - Internal Control Module Monitoring Processor Performance

MONITOR 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, the DTC is output.






MONITOR STRATEGY





TYPICAL ENABLING CONDITIONS





TYPICAL MALFUNCTION THRESHOLDS





INSPECTION PROCEDURE

PROCEDURE

1. READ OUTPUT DTC (DTC P060A)
(a) Connect a Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the tester ON.
(d) Clear DTC DTC Check / Clear.
(e) Turn the ignition switch to OFF and turn the tester OFF.
(f) Disconnect the tester.
(g) Disconnect the cable from the battery negative (-) terminal and wait for 1 minute.
(h) Connect the cable to the battery negative (-) terminal.
(i) Connect the tester to the DLC3.
(j) Turn the ignition switch to ON.
(k) Turn the tester ON.
(l) Select the following menu items: Powertrain / Engine and ECT / Trouble Codes.
(m) Read DTCs.
Result:






B -- REPLACE ECM
A -- CHECK FOR INTERMITTENT PROBLEMS