DTC    P0606    ECM / PCM Processor

for Preparation Click here


MONITOR DESCRIPTION

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standards, the ECM will illuminate the MIL and set the DTC immediately.

DTC No.
DTC Detection Condition
Trouble Area
P0606
Either condition is met (1 trip detection logic):
  1. There is an ECM main CPU error.
  2. There is an ECM sub CPU error.
ECM

MONITOR STRATEGY


Required sensors/Components (Main)
ECM
Frequency of Operation
Continuous

CONFIRMATION DRIVING PATTERN

  1. Turn the power switch off.
  2. Disconnect the cable from the negative (-) auxiliary battery terminal and wait for 1 minute.
  3. Connect the cable to the negative (-) auxiliary battery terminal.
  4. Turn the power switch on (IG) and wait for 10 seconds or more.

INSPECTION PROCEDURE

NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work (Click here).

1.READ OUTPUT DTC (DTC P0606)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the power switch on (IG).

  1. Turn the tester on.

  1. Clear the DTCs (Click here).

  1. Turn the tester off.

  1. Turn the power switch off.

  1. Disconnect the tester.

  1. Disconnect the cable from the negative (-) auxiliary battery terminal and wait for 1 minute.

  1. Connect the cable to the negative (-) auxiliary battery terminal.

  1. Connect the tester to the DLC3.

  1. Turn the power switch on (IG).

  1. Wait 16 seconds or more.

  1. Turn the tester on.

  1. Enter the following menus: Powertrain / Engine and ECT / DTC.

  1. Read the DTCs.
    Result 
    Result
    		Proceed to
    DTC is not output
    		A
    DTC P0606 is output
    		B



B
REPLACE ECM (Click here)
A

CHECK FOR INTERMITTENT PROBLEMS (Click here)