Sensor/ Wiring harness connector location, P0A2d Code?

MOHMINKHAN

MEMBER
2014 TOYOTA AVALON HYBRID
2.5L
4 CYL
2WD
AUTOMATIC
250,000 MILES

Im having a P0A2d Code, and Im trying to find the 3 pin connector, but I cant find it, im looking near the firewall on the transaxle side, but I cannot find it, I would really appreciate if we can have a diagram like this to show the exact position

Friday, December 26th, 2025 AT 11:22 AM

2 Replies

MOHMINKHAN

MEMBER
2 POSTS

A diagram like this would really help, this is a diagram for a Highlander

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Friday, December 26th, 2025 AT 11:23 AM

KEN L

MASTER CERTIFIED MECHANIC
54,877 POSTS

So there is misinformation out there that this is for the hybrid drive motor when in truth the problem is for the:

P0A2D - Hybrid Battery Pack Cooling Fan 1 Control Circuit / Performance

So this mean the hybrid cooling fan is not working, I would make sure there is not pet hair etc. Caught in the fan itself also check the BATT VL SRR fuse in the fuse panel under the hood on the right side, if it is good, replace the fan motor. Here is the location. Check out the images (below). Let us know how it goes