Identify the CG & TS ports of 2005 Toyota highlander

https://www.car-inform.com/highlander/

and

https://www.google.com/search?q=2005+toyota+highlander+fuel+pump+wiring+diagram

..

try this link
https://www.justanswer.com/toyota/6kkxa-toyota-highlander-change-140-amp-fuse.html

P1589- Acceleration sensor learning.
Zero Point Calibration Using Jumper wire

The following manual procedure may be used in the cases where a Diagnostic Tester is
not available.

CAUTION:
While performing the Zero Point Calibration, do NOT tilt, move, or shake the vehicle.
The vehicle must remain in a stationary condition throughout the entire process.
Be sure to perform the procedure on a level surface with an inclination of less than 1%.

1. If the vehicle is equipped with A/T, ensure that the shift lever is in the "P" range and
the parking brake is applied. If the vehicle is equipped with a M/T, ensure that the
parking brake is applied.
2. Turn the ignition switch ON.
3. Using the SST, repeat a cycle of short and open between terminals Ts and CG of
DLC3 4 times or more within 8 seconds (refer to the specific vehicle EWD for TS and
CG pin location in the DLC3).
4. Verify that the VSC indicator light is lit indicating the recorded zero point is erased.
5. Turn the ignition switch OFF.
6. Be sure the terminals Ts and CG of DLC3 are disconnected.
7. Turn the ignition switch ON.
8. Check that the VSC warning light goes off about 15 seconds after the ignition switch
is turned ON.
9. After ensuring that the VSC warning light remains OFF for 2 seconds, turn the ignition
switch OFF.
10. Connect terminals Ts and CG of DLC3 using the SST.
11. Turn the ignition switch ON.
12. After turning the ignition switch ON, check that the VSC warning light is lit for about
4 seconds and then starts quick blinking at 0.13 second intervals.
13. After ensuring the blinking of the VSC warning light for 2 seconds, turn the ignition
switch OFF.
14. Remove the SST from terminals Ts and CG of DLC3.
15. Drive the vehicle for at least 5 minutes to confirm Zero Point Calibration is complete.
IF FAILED REPLACE THE BRAKE ACTUATOR - SKID CONTROL ECU.

2006-2015 Toyota Highlander MAINT REQD Light Reset

seventrumpet.com/2006-2015-toyota-highlander-maint-reqd-light-reset/
Mar 15, 2015 - How to MAINT REQD Light Reset on Toyota Highlander 2006, 2007, ...Turn the ignition switch to the "On" position, but do not start the engine ... This procedure should applies to the second and third generation of the Toyota Highlander (2005, 2006, 2007, 2008, ... Your email address will not be published.

Terminals 12 and 13 are not standard. Manufactures can use them as they see fit. I'm not as familiar with Toyota as some. From what I can find terminal 12 (TS) seems to be associated with some Toyota 4Runner feature called "slip". Terminal 13 (TC) is another Toyota feature called Timing Check. I hope this helps you.

Zero Point Calibration Using Jumper wire
The following manual procedure may be used in the cases where a Diagnostic Tester is not available.
CAUTION:
While performing the Zero Point Calibration, do NOT tilt, move, or shake the vehicle. The vehicle must remain in a stationary condition throughout the entire process. Be sure to perform the procedure on a level surface with an inclination of less than 1%.
1. If the vehicle is equipped with A/T, ensure that the shift lever is in the "P" range and the parking brake is applied. If the vehicle is equipped with a M/T, ensure that the parking brake is applied.
2. Turn the ignition switch ON.
3. Using the SST, repeat a cycle of short and open between terminals Ts and CG of DLC3 4 times or more within 8 seconds (refer to the specific vehicle EWD for TS and CG pin location in the DLC3).
4. Verify that the VSC indicator light is lit indicating the recorded zero point is erased.
5. Turn the ignition switch OFF.
6. Be sure the terminals Ts and CG of DLC3 are disconnected.
7. Turn the ignition switch ON.
8. Check that the VSC warning light goes off about 15 seconds after the ignition switch is turned ON.
9. After ensuring that the VSC warning light remains OFF for 2 seconds, turn the ignition switch OFF.
10. Connect terminals Ts and CG of DLC3 using the SST.
11. Turn the ignition switch ON.
12. After turning the ignition switch ON, check that the VSC warning light is lit for about
4 seconds and then starts quick blinking at 0.13 second intervals.
13. After ensuring the blinking of the VSC warning light for 2 seconds, turn the ignition switch OFF.
14. Remove the SST from terminals Ts and CG of DLC3.
15. Drive the vehicle for at least 5 minutes to confirm Zero Point Calibration is complete

We do not have any wiring diagrams here at fixya, sorry. You can buy access to them at this site. www.alldatadiy.com

Fuel type? Regular unleaded is what mine takes. 2005 Limited V6 Highlander. Good luck!

Sorry...thats your only choice...but check with a 4X4 dealership parts counter.
Good Luck