DTC Description

Checking output signals from A/C pressure sensor under detecting condition, if an signal above 4.7V lasts for more than 0.5 sec., ECM sets P0533.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

Signal check, high

1.

Poor connection

2.

Short in signal circuit

3.

Open in ground circuit

4.

Faulty A/C pressure sensor

5.

Faulty ECM

Enable Conditions

-

Threshold Value

Sensor voltage is higher than 4.7V

Diagnostic Time

0.5 sec

MIL ON Condition

NO MIL

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