Ford Crown Victoria: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Ford Crown Victoria.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same … Read more

Hummer H3: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Hummer H3.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Hummer H2: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Hummer H2.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Hummer H1: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Hummer H1.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat Panda: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat Panda.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat Idea: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat Idea.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat Toro: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat Toro.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat Fremont: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat Fremont.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat 500: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat 500.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Fiat Bravo: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Fiat Bravo.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more