EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Benefits Committee

Consumer Portfolio Services, Inc. 401(k) Plan:

We consent to the incorporation by reference in the Registration Statement on Form S-8 (no. 333-58199) of Consumer Portfolio Services, Inc. of our report dated June 29, 2015, with respect to the statements of net assets available for benefits of Consumer Portfolio Services, Inc. 401(k) Plan as of December 31, 2014 and 2013, the related statements of changes in net assets available for benefits for the years then ended, and the related supplemental schedule, schedule H, line 4i – schedule of assets (held at end of year) as of December 31, 2014, which report appears in the December 31, 2014 annual report on Form 11-K of the Consumer Portfolio Services, Inc. 401(k) Plan.

/s/ HASKELL & WHITE LLP

Irvine, California

June 29, 2015