Component Location
Description
1. General Description

A malfunction is detected by using a checksum technique for verifying data. The digital data is composed of zeros and ones. A checksum is the total of all ones in a string of data. By comparing the checksum value with a stored value, a malfunction can be detected.

2. DTC Description

The ECM monitors RAM areas and communication connections between microcontroller and output drivers and sets DTC P0605 if failure is detected.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

● Internal control module read only memory(ROM) error

● Contact resistance in connectors

● Defective ECM

Enable Conditions

● Ignition ON

Threshold Value

● Interanl check

Diagnostic Time

● 0.1 sec.

Schematic Diagram
note
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Яндекс.Метрика