toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2864 > < Component Tests and General Diagnostics|Page 2862
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(a) Disconnect the ECM connector.
(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance (Check for Open):

(c) Reconnect the ECM connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (ECM - BODY GROUND)
OK -- Continue to next step.

6. INSPECT ECM (IGSW TERMINAL VOLTAGE)

(a) Disconnect the ECM connectors.
(b) Turn the ignition switch to ON.
(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

(d) Reconnect the ECM connectors.

NG -- INSPECT FUSE (IGN FUSE)
OK -- REPLACE ECM

7. INSPECT FUSE (IGN FUSE)

Component Tests and General Diagnostics|Page 2864 > < Component Tests and General Diagnostics|Page 2862