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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