DTC P064D-00; Internal Control Module A/F Sensor Processor Performance Problem: Notes

NOTE:

To determine the malfunctioning part, proceed with the diagnostics from "Function Inspection Using M-MDS".

Details On DTCs

DETECTION CONDITION AND POSSIBLE CAUSE

DESCRIPTION	Internal control module A/F sensor processor performance problem
DETECTION CONDITION	Determination conditions	Malfunction in A/F sensor signal circuit in PCM occurs.
	Preconditions	Battery voltage: 11-18 V^1 1: Value can be verified by displaying PIDs using M-MDS
	Malfunction determination period	1 s period
	Drive cycle	1
	Self test type	CMDTC self test, KOER self test
	Sensor used	PCM
FAIL-SAFE FUNCTION	Not applicable
VEHICLE STATUS WHEN DTCs ARE OUTPUT	Illuminates check engine light.
POSSIBLE CAUSE	PCM malfunction