How do you read ECM codes?

How do you read ECM codes?

1. How to read OBD codes: Preparation.
2. Step 1: Plug the OBD scanner into the OBD port.
3. Step 2: Turn on the ignition.
4. Step 3: Enter the Vehicle Identification Number.
5. Step 4: Find OBD codes in the menu.
6. Step 5: Interpret the first character of the OBD code.
7. Step 6: Interpret the second character of the OBD code.

How do you read engine codes without a scan tool?

Flip your car’s ignition on and off a couple of times without cranking the engine and finish with the key in the on position. Your car will then check for any saved trouble codes. All the lights on the dash should light up until one remains on—usually the “service engine” light.

What are the check engine codes?

The most common diagnostic codes for check engine lights are:

• Codes: P0171 – P0175 → Deals with sensing your oxygen levels.
• Codes: P0300 – P0305 → Deal with engine misfires.
• Codes: P0411, P0440, P0442, P0446, P0455 → Deal with the evaporative system.
• Code: P0401→ Deal with exhaust gas recirculation.

What does DTC 03 mean?

DTC 03 Filtered Battery Voltage Out of Range.

How do you clear a DTC code?

Press the ERASE button on the scanner to clear the trouble code. Doing this will turn off the check engine light. Depending on the type of scanner, the ERASE or CLEAR button will get rid of the trouble codes permanently. Turn off the ignition and unplug the scanner from the OBD2 diagnostic port.

What code is DTC 02?

P0157
The oxygen sensor that trouble code P0157 refers to, is located in the rear of the exhaust and behind the catalytic converter. It’s main function is to regulate the amount of oxygen that comes from the catalytic converter. A lean mixture of oxygen and gas means that there is too much oxygen in the exhaust.

What kind of diagnostic system does a Suzuki ECU use?

OBD2 Suzuki ECUs generally use ISO9141-2 up to 2001 and KWP2000 from 2001 until the introduction of CANbus from around 2006. Nearly all of these Suzuki ECUs also have a proprietary interface/OBD1 interface that gives extended diagnostic capabilities and for non-engine related ECUs such as airbags and ABS.

How do you turn off the Check Engine light on a Suzuki?

Go to the main menu. Scroll down and select Erase Codes. Fault Codes will be cleared, and your Suzuki check engine light will turn off. Turn off the ignition, wait 10 seconds, and then start the engine.

Where to find the DTC code on a Suzuki?

See chapter 5 of the factory service manual (FSM) for more information. –DTCs may be accessed by installing a jumper wire between diagnostic check connector terminals B and C, located in the RH rear of the engine compartment, then turning the ignition ON.

What does serial data link on Suzuki ECUs do?

From 1991 onwards the majority of Suzuki ECUs have a serial link that can communicate with a hand held scanner or a diagnostic interface. The Serial Data Link allows live data to be examined, current and historic fault codes to be examined and various actuators such as the EGR to be remotely operated for test purposes.