Typical Enabling Conditions

Monitor runs whenever following DTCs are not present

None

TYPICAL MALFUNCTION THRESHOLDS

ECM RAM errors (P0604):

RAM mirror check

Fail

ECM CPU range check (P0606):

Either of the following conditions is met:

-

Difference between throttle valve position of main CPU and throttle valve position of sub CPU

0.3 V or more

Difference between accelerator pedal position of main CPU and accelerator pedal position of sub CPU

0.3 V or more

ECM CPU malfunction (P0607):

Either of the following conditions A or B is met

-

A. All of the following conditions (a), (b) and (c) are met

-

(a) CPU reset

1 time or more

(b) Learned TP - learned APP

0.4 V or more

(c) Electronic throttle actuator

OFF

B. CPU reset

2 times or more

ETCS power supply (P0657):

ETCS power supply when ignition switch turned ON position

7 V or more

ETCS power supply (P0657):

ETCS power supply when ignition switch turned ON position

7 V or more

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