P0533

P0533 00

A/C Pressure Sensor Circuit, Short To B+







Fault symptom
No cooling.

On-board diagnosis

Type of diagnosis:
Continuous

Enable criteria:
Battery voltage must be between 11 - 16 V.
Engine running.
Outdoor temperature higher than -7 degree C.

Fault criteria:
When input voltage exceeds 4.2 V for more than 1 s.

Dependent
None

System reaction to a fault:
The control module deactivates the output to the A/C relay.

OK report:
Fault criteria NOT fulfilled for 2 s.

Fault handling:
Type III without Check Engine.
(See Description of On-Board Diagnostics/Fault handling III, "Other emission-related components and functions" for more information.)

Checking the wiring harness
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Diagnosis regards:
Electrical fault in connecting leads or component.

Functions in the diagnostic tool related to the fault:
Test value:
- A/C Pressure