Daniel Dillon

Daniel Dillon is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.

Posts by Daniel Dillon

P0300 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0300 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0300 code.

Our automotive experts have put together the following information about the P0300 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0300 code.

P0301 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0301 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0301 code.

Our automotive experts have put together the following information about the P0301 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0301 code.

P0302 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0302 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0302 code.

Our automotive experts have put together the following information about the P0302 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0302 code.

P0303 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0303 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0303 code.

Our automotive experts have put together the following information about the P0303 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0303 code.

P0305 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0305 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0305 code.

Our automotive experts have put together the following information about the P0305 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0305 code.

P0306 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0306 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0306 code.

Our automotive experts have put together the following information about the P0306 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0306 code.

P0307 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0307 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0307 code.

Our automotive experts have put together the following information about the P0307 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0307 code.

P0308 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0308 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0308 code.

Our automotive experts have put together the following information about the P0308 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0308 code.

P0442 - OBD-II Trouble Code

Our automotive experts have put together the following information about the P0442 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0442 code.

Our automotive experts have put together the following information about the P0442 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0442 code.

ABS Differential Sensor

The anti-lock brake system (ABS) differential speed sensor transmits the speed of the differential ring gear to the ABS control module. The control module calculates the vehicle speed using this data.

The anti-lock brake system (ABS) differential speed sensor transmits the speed of the differential ring gear to the ABS control module. The control module calculates the vehicle speed using this data.

Manual Transmission Fluid

Manual transmission fluid provides lubrication and acts as a coolant for the transmission. Gear oil is the most commonly used fluid, though some manual transmissions use regular engine oil or automatic transmission fluid.

Manual transmission fluid provides lubrication and acts as a coolant for the transmission. Gear oil is the most commonly used fluid, though some manual transmissions use regular engine oil or automatic transmission fluid.

Canister Purge Valve

The canister purge valve allows stored fuel vapors in the containment canister to be recycled back into the engine combustion process when necessary. Charcoal Canister .

The canister purge valve allows stored fuel vapors in the containment canister to be recycled back into the engine combustion process when necessary. Charcoal Canister .

Canister Vent Valve

The canister vent valve closes the fuel tank vent to prevent outside air from entering the EVAP system during an evaporative system leak test. .

The canister vent valve closes the fuel tank vent to prevent outside air from entering the EVAP system during an evaporative system leak test. .

OBD-II Trouble Code Chart

Understand what the diagnostic code your diagnostic reader is telling you. .

Understand what the diagnostic code your diagnostic reader is telling you. .

Drive Belt Idler Pulley

The drive belt idler pulley is a load carrying pulley with an internal bearing. Its purpose is to properly guide and position the drive belt.

The drive belt idler pulley is a load carrying pulley with an internal bearing. Its purpose is to properly guide and position the drive belt.