POWER OF ATTORNEY
KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby
constitutes and appoints Craig Christensen, Andrew Schmidt, Tom
Thomas, Khristine Arakaki, Ginny Acosta, Ramona McClary, Ellen
Bancroft and the members of or persons associated with Morgan,
Lewis & Bockius LLP, and each of them, his true and lawful
attorney-in-fact to:
Execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer of Iteris, Inc. (the
"Company"), any and all Forms 3, 4, and 5 required to be filed by
the undersigned in accordance with Section 16(a) of the
Securities Exchange Act of 1934, as amended (the "Exchange Act")
and the rules thereunder;
Do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4, or 5 and timely file such Form or
Forms with the United States Securities and Exchange Commission
and any stock exchange or similar authority; and
Take any other action of any type whatsoever in connection with
the foregoing which, in the opinion of such attorney-in-fact, may
be of benefit to, in the best interest of, or legally required
by, the undersigned, it being understood that the documents
executed by such attorney-in-fact on behalf of the undersigned,
pursuant to this Power of Attorney, shall be in such form and
shall contain such terms and conditions as such attorney-in-fact
may approve in his discretion.
The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform all and every act and thing
whatsoever requisite, necessary and proper to be done in the
exercise of any of the rights and powers herein granted, as fully
to all intents and purposes as the undersigned might or could do
if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such
attorney-in-fact, or his substitute or substitutes, shall
lawfully do or cause to be done by virtue of this Power of
Attorney and the rights and powers herein granted.  The
undersigned acknowledges that no such attorney-in-fact, in
serving in such capacity at the request of the undersigned, is
hereby assuming, nor is the Company hereby assuming, any of the
undersigned's responsibilities to comply with Section 16 of the
Exchange Act.
This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3, 4,
and 5 with respect to the undersigned's holdings of and
transactions in securities issued by the Company, unless earlier
revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 4 day of August 2017.
/s/James Chambers