Tech Tip: Nissan KA24 SOHC Engines
Many of you may have not seen this issue, but once it bites you, you will always remember the Nissan KA24 engine series in the SOHC configuration. When the timing chain, guides and tensioner get high miles and wear, the chain can actually start rubbing against the front of the block.
Coolant Leak Caution On 1995-2003 Nissan 3.0L And 3.5L Engines
A severe coolant leak from the water pump’s weep holes causes the coolant to destroy the pump’s bearing as well as leak into the engine’s oiling system. Catastrophic engine failure can result. Be aware of the potential leak points and do not ignore the signs of a leak. It also is recommended that the water pump be changed whenever servicing the timing chain and/or internal timing components.
Nissan VVT Diagnostics – Boosting Engine Performance, Fuel Economy And Emissions
Due to the ability of Nissan’s variable valve timing system to provide increased engine performance, Bob Dowie offers his diagnostic, electronic and mechanical expertise for how import vehicle specialists can most effectively perform engine service.
New Applications For Toyota And Nissan In 2013 BOLT Lock Catalog
BOLT locks are designed to boost convenience and security through the company’s patented Breakthrough One-Key Lock Technology, which permanently programs the lock to the owner’s ignition key and eliminates the need for extra keys, said the company.
Tech Tip: Coolant Leak Caution On 1995-2003 Nissan 3.0L, 3.5L Engines
A severe coolant leak from the water pump’s weep holes causes the coolant to destroy the pump’s bearing as well as leak into the engine’s oiling system. Catastrophic engine failure can result.
Tech Tip: Nissan & Infiniti DMF Installation
Today’s vehicles are becoming more and more complex to service. Proper procedures are very important to follow when making repairs to today’s vehicles. This is especially true when working on Infiniti and Nissan dual mass flywheels.
Tech Tip: Infiniti EVAP Leak DTC Diagnosis – DTCs: P0440/P0442/P0455/P0456/P1440/P1456
Applied Vehicles: 1998 and later Infiniti vehicles with an EVAP service port. DTCs: P0440, P0442, P0455, P0456, P1440 and P1456 If one or more of the DTCs listed above related to EVAP system leaks is found stored in Self Diagnosis, use the Repair Flow Chart shown in Fig. 1. Use the EVAP system diagram (Fig.
Tech Tip: Nissan Quest is Experiencing Brake Lock-Up
Contaminated brake fluid may have blocked the ABS modulator valves or the “dampener valve.” The dampener valve is a component that is screwed into one of the outlet ports of the master cylinder. The brake line for the left-front and right-rear brakes come out of this part. Another possibility is that the ABS system component failure is causing brake pressure not to be released.
Tech Tip: Nissan Fuel Gauge Issues and/or DTC P0461, P0462 or P0463
If you confirm the fuel gauge is erratic, inaccurate or inoperative and/or the MIL is on with DTC P0461, P0462 or P0463 stored in self-diagnosis, replace the fuel lever sensor unit.
Tech Tip: Nissan’s Front Suspension Noise When Turning
Confirm that a noise (clunking, popping or bumping) is coming from the front strut assembly when the steering wheel is turned.
TECH TIP: NISSAN: ABS SELF-CHECK NOISE
Each time the ignition is turned on and the vehicle is driven at about 16 mph, the ABS/VDC system performs a “Self-Check” to confirm components of the ABS/VDC system are operating correctly.
Tech Tip: Nissan MIL On, DTC P0603 – ECM Power Supply
If you have a vehicle with the MIL on that has a DTC P0603 stored in the ECM, perform the diagnostic steps in this bulletin first.