What is the code for a bad water pump?
B1968 is a diagnostic trouble code (DTC) for “AC Water Pump Detection Circuit Failure”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
What happens if your timing belt breaks on a Nissan Altima?
If it jumps a tooth, or breaks entirely it can lead to permanent engine damage. It’s important to know the symptoms of a bad timing belt or chain, so this doesn’t happen to your Nissan Altima. Timing belts are made out of rubber and nylon, unlike a timing chain which looks a lot like a bicycle chain.
What causes a Nissan Altima to not start?
Engine Won’t Start – If your Altima’s timing chain or belt has fallen off completely, broken, or has jumped a few teeth, it is entirely possible that the engine won’t even start. You might hear it slapping around as the engine cranks over.
Can a bad timing belt cause engine damage?
A bad timing belt or timing chain can be a serious issue. If it jumps a tooth, or breaks entirely it can lead to permanent engine damage. It’s important to know the symptoms of a bad timing belt or chain, so this doesn’t happen to your Nissan Altima.
Can a timing belt be used instead of a timing chain?
You’re much more likely to find a timing chain in cars and trucks than belts. Smaller cars, particularly Japanese made ones, can use timing belts instead of a timing chain. They are most commonly found on four cylinder engines. Here are some of the most common signs of a bad timing belt on the Nissan Altima:
What kind of timing chain does a Nissan Altima have?
2007 Nissan Altima – Timing Belt Or Chain. All 2007 Nissan Altima models have a timing chain and an interference engine.
Can a bad timing belt cause an Altima to not start?
They are most commonly found on four cylinder engines. Here are some of the most common signs of a bad timing belt on the Nissan Altima: Engine Won’t Start – If your Altima’s timing chain or belt has fallen off completely, broken, or has jumped a few teeth, it is entirely possible that the engine won’t even start.
When to replace timing belt and water pump?
In engines where the water pump is driven by the timing belt, it is a good idea to replace the water pump at the same time the timing belt is replaced. The extensive work explains why it is always recommended to replace the water pump whenever the mechanic already has these components removed for regularly scheduled timing belt replacement.
Why is my water pump leaking on my Altima?
The lower temperature coolant then flows back to the water inlet on the engine and the water pump continues the cycle. Coolant leaks or overheating. The water pump impeller shaft is supported by a bearing. Eventually, the bearing or seal can wear and leak or damage the impeller.