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Home >> Toyota >> 2011 >> 4 Runner 2WD L4-2.7L (2TR-FE) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Component Tests and General Diagnostics >> ECM Communication Stop Mode
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ECM Communication Stop Mode





NETWORKING: CAN COMMUNICATION SYSTEM: ECM Communication Stop Mode
- ECM Communication Stop Mode

DESCRIPTION





WIRING DIAGRAM









INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (ECM - BATTERY AND BODY GROUND)

(a) for 1GR-FE:

(1) Disconnect the B38, B39 and F51 ECM connectors.





Text in Illustration





(2) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





(3) Measure the voltage according to the value(s) in the table below.

Standard Voltage:





(b) for 2TR-FE:

(1) Disconnect the B39, F50 and F51 ECM connectors.





Text in Illustration





(2) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





(3) Measure the voltage according to the value(s) in the table below.

Standard Voltage:





Result





C -- REPAIR OR REPLACE HARNESS OR CONNECTOR

B -- REPLACE ECM Removal

A -- REPLACE ECM Removal
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