2011 Nissan LEAF SL – Water Pump Fault With P31E9
- Aug 16
- 1 min read
CUSTOMER CONCERN
Malfunction indicator lamp is on with electric water-pump DTC P31E9.
CAUSE
Electric water pump No. 1 at the right-front corner near the coolant reservoir had failed.
CORRECTION
Remove and replace electric water pump No. 1, refill and bleed the cooling system, clear DTC P31E9, and verify pump and cooling-system operation.
