Nissan Archives - UnderhoodService
Inspection Tips For Chain-Driven Water Pumps

If one water pump fails sooner and is replaced without an investigation, the new pump is likely doomed.

Water pump feature
Step-by-Step Strut Removal and Replacement (VIDEO)

Follow along to learn how to properly remove and replace a strut assembly. This video is sponsored by PRT.

Nissan Code P0603 Stored For ECM Back Up Circuit

The P0603 code deals with battery issues such as low battery voltage, discharged battery or battery terminal disconnections.

Nissan Tech Tip: Vehicle Key Not Detected

Nissan keys use radio frequencies (RF) similar to other everyday wireless devices.

Major Multi-Carline Software Release Available From Autologic

New software releases are available for DrivePro ES and DrivePro Users.

Nissan VQ V6 Water Pump Installation Tips

Book time on this job can range from 2-3 hours, depending on the model and layout. Unfortunately, there are no shortcuts.

How To Resolve DTC C1130 For Nissan Vehicles [VIDEO]

Andrew Markel discusses how to resolve chassis DTC C1130 and how it might not be an issue with the ABS system, but the ECM. Sponsored by Nissan.

Nissan Tech Tip: CVT Fluid Level Quick Check Gauge

Steps 1 through 6 will ensure that CVT fluid is properly distributed throughout the transmission.

VIDEO: EVAP Water Leak TSB For Nissan Sentra

Andrew Markel discusses a TSB from Nissan regarding a water leak in the EVAP system, and how moving the position of the box drain should remedy the issue. Sponsored by Nissan.

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Nissan Tech Tip: Permanent DTC (P-DTC) Information

Starting with 2010 Model Year, Nissan vehicles have been gradually incorporating a new type of DTC known as “Permanent DTC or P-DTC.” If a vehicle is equipped with P-DTCs, all emission-related DTCs will also set a P-DTC if the MIL is turned on.

Nissan Variable Compression Engine

The new Nissan 2.0 L VC-Turbo (Variable Compression Turbo) offers similar performance figures to the 24-year-old 3.5 L V6 that it replaces, while providing 4-cylinder fuel economy. The first vehicle to receive the engine in the Nissan lineup will be the 2019 Altima SR. While it might be a few years before this engine is in your bays, the preparation and training needs to start now, not when you are stumped with a problem.

Nissan PCM Computer-Control Issues

The American writer Irene Peter said it best: “Just because everything is different doesn’t mean anything has changed.” By 2018, I thought everything had changed since the days of On-Board Diagnostics I (OBD I). Since OBD I evolved into OBD II in 1996, many things did indeed appear to be different. But, once in a great while, engineers design a vehicle that is slightly ahead of its time. For me, it was a 1995 Nissan pickup equipped with the 3.0-liter V6 engine and manual transmission. Surely being an oddity, it would start and run with the distributor disconnected.