Nissan Leaf ZE0 yellow arrow dash display - Pairing easily resolved with Leaf SpyPro - fixed sorted

This 'yellow car with an arrow' is very common on the 1st gen leafs - especially the earliest ZE0 models, particularly after some chademo sessions - switching the car off & restarting it usually gets rid of the yellow warning, but the faults that caused it stay logged, so here's a very speedy run-through of how to determine the cause, then delete the fault codes using the ever-popular Leaf Spy