Corolla L4-1.8L (2ZR-FE) (2009)
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(a) Disconnect the connectors shown in the illustration from the navigation receiver assembly and speakers.
(b) Measure the resistance between each of the front No. 2 speakers and the navigation receiver assembly to check for an open circuit in the
wire harness.
Standard Resistance:
(c) Measure the resistance between each of the front No. 2 speakers and each of the front No. 1 speakers to check for an open circuit in the
wire harness.
Standard Resistance:
