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/PCM sets P0533.

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

Electrical Check

1.

Short to power in signal circuit

2.

Open in ground circuit

3.

Poor connection or damaged harness

4.

Faulty A/C pressure sensor

Enable Conditions

Battery voltage is higher than 10V and lower than 16V

Threshold value

Signal voltage is higher than 4.7V

Diagnosis Time

30 sec.

MIL On Condition

2 driving cycles

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