Charge Air Cooler Temperature Sensor Circuit Bank 2
The P00A0 code indicates a problem in the charge air cooler temperature sensor circuit for Bank 2. This sensor monitors the temperature of the air entering the intake manifold after the intercooler. The PCM detects a voltage or resistance out of range, often due to a faulty sensor, wiring issues, or connector problems. This can affect engine performance and fuel economy.
01. Most Common Causes
- Faulty charge air cooler temperature sensor
- Open or shorted wiring in sensor circuit
- Poor electrical connection at sensor connector
- Damaged or corroded connector pins
02. Symptoms You Will Notice
- Check Engine Light illuminated
- Reduced engine power or performance
- Poor fuel economy
- Possible rough idle or hesitation
03. Step-by-Step Diagnosis
Step 1: Scan for codes and record freeze frame data.
Step 2: Visually inspect the sensor and wiring for damage or corrosion.
Step 3: Test sensor resistance and compare to specifications.
Step 4: Check for voltage and ground at the sensor connector.
Step 5: Repair or replace faulty sensor or wiring as needed.
04. Commonly Affected Makes
05. Frequently Asked Questions
Is it safe to drive with this code?▼
It is generally safe for short distances, but reduced performance and fuel economy may occur. Prolonged driving could lead to further issues.
How much does it cost to fix?▼
Typically between $50 and $150 for parts and labor, depending on the vehicle and shop rates.