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DTC P0600 SERIAL COMMUNICATION LINK

DTC P0600 SERIAL COMMUNICATION LINK

OUTLINE OF DIAGNOSIS

Detect the malfunction of CAN communication.

It judges as NG when CAN communication becomes impossible, the CAN communication with AT becomes impossible, and the data from AT is not normal.

COMPONENT DESCRIPTION

CAN connects between ECU and TCU with high speed.

(Common Specification)

CAN PROTCOL 2.0B (active)

Frame format: 11 bit ID Frame (Standard frame)

(High Speed CAN)

ISO 11898 compliance

Communication Speed: 500 kbps

ENABLE CONDITION

Secondary Parameters Enable Conditions
Battery Voltages

> = 10.9 V

Starter switch

OFF

Engine

run



GENERAL DRIVING CYCLE

Perform the diagnosis continuously after starting the engine.

DIAGNOSTIC METHOD

JUDGMENT OF MALFUNCTION

It judges as NG if any of the following conditions are judged as NG. It judges as OK if all of the following conditions are judged as OK within 1s, and the NG memory is cleared.

Judgement Value

Malfunction Criteria Threshold Value
Buss off flag or warning flag

Set

ID cannot be received from TCU

= 500 milliseconds



Time needed for Diagnosis: 1 time

Malfunction Indicator Light Illumination: Illuminates simultaneously when malfunction is detected.

DTC CLEAR CONDITION

When the OK driving cycle was completed 40 consecutive times.

When “Clear Memory” was performed.

MALFUNCTION INDICATOR LIGHT CLEAR CONDITION


• When the OK driving cycle was completed 3 consecutive times.

• When “Clear Memory” was performed.


FAIL-SAFE

None

ECM OPERATING AT DTC SETTING

Store the freeze frame data. (For test mode $02)