Isuzu P0538 A/C Evaporator Temperature Circuit High Input

Description

OBD-II Trouble Code Description for P0538 Isuzu

A/C Evaporator Temperature Sensor Circuit High

What does this mean?

OBD2 Code P0538 Isuzu definition:
The PCM sources a low current 5 volts on the A/C Evaporator Temperature (ACET) sensor circuit. As the A/C evaporator air temperature changes, the ACET circuit resistance changes (which changes the voltage the PCM detects).

Symptoms

Possible sumptoms of OBD code P0538 Isuzu
– Engine Light ON (or Service Engine Soon Warning Light) – A/C Inoperative – A/C Blows Warm

Causes

Possible causes of OBD code P0538 Isuzu
– A/C evaporator temperature sensor circuit is open or short – Poor electrical connection at the evaporator temperature sensor circuit – Faulty Evaporator Temperature sensor The Error code is generally activated on detection of the following conditions: When the ACET signal is detected above the self-test minimum the PCM will triggered the P0538 Isuzu code.

Possible Solutions

The OBD2 Code Information Be Applicable For Isuzu:

2011 Isuzu Rodeo 3.0 Denver,2008 Isuzu Pickup,2007 Isuzu Ascender,2002 Isuzu Axiom XST Concept,2002 Isuzu Axiom XSR Concept,2001 Isuzu Zen Concept,2001 Isuzu GBX Concept,2001 Isuzu Axiom XSF Concept

 

Note:

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