P0401 2001 HONDA ACCORD Exhaust Gas Recirculation Insufficient Flow

Possible causes – Exhaust Gas Recirculation Valve clogged– Faulty Exhaust Gas Recirculation Valve– Exhaust Gas Recirculation Valve harness is open or shorted– Exhaust Gas Recirculation Valve circuit poor electrical connection– Exhaust gas leaks Tech notes The problem is common on

Read More P0401 2001 HONDA ACCORD Exhaust Gas Recirculation Insufficient Flow

P0020 BMW Variable Camshaft Timing A Circuit Continuity Bank 2

Possible causes – Failed Camshaft Actuator– Variable Camshaft Timing Actuator harness is open or shorted– Variable Camshaft Timing Actuator circuit poor electrical connection– Engine mechanical problems Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power–

Read More P0020 BMW Variable Camshaft Timing A Circuit Continuity Bank 2

P0014 BMW B Camshaft Position Timing Over-Advanced or System Performance Bank 1

Possible causes – Failed Camshaft Actuator– Variable Camshaft Timing Circuit open or shorted– Variable Camshaft Timing Circuit poor electrical connection– Engine mechanical problems Tech notes Although the service manual suggest that there is a problem with the Camshaft Position Sensor,

Read More P0014 BMW B Camshaft Position Timing Over-Advanced or System Performance Bank 1

P0024 BMW B Camshaft Position Timing Over-Advanced or System Performance Bank 2

Possible causes – Failed Camshaft Actuator– Variable Camshaft Timing harness open or shorted– Variable Camshaft Timing circuit poor electrical connection– Engine mechanical problems Tech notes Although the service manual suggest that there is a problem with the Camshaft Position Sensor,

Read More P0024 BMW B Camshaft Position Timing Over-Advanced or System Performance Bank 2

P0023 BMW Variable Camshaft Timing B Circuit Continuity Bank 2

Possible causes – Failed Camshaft Actuator– Variable Camshaft Timing harness open or shorted– Variable Camshaft Timing circuit poor electrical connection– Engine mechanical problems Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle

Read More P0023 BMW Variable Camshaft Timing B Circuit Continuity Bank 2