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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Engine Control System - DTC) >> DTC P1122: Electric Throttle Control Function >> Diagnostic Procedure >> 2. Check Throttle Control Motor Relay Input Signal Circuit-I
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2. Check Throttle Control Motor Relay Input Signal Circuit-I

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check voltage between ECM terminal 3 and ground under the following conditions with CONSULT-II or tester.
    Fig 1: Test Specifications
    G00877354Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK: GO TO 10 .
  2. NG: GO TO 3.
Fig 2: Check Throttle Control Motor Relay Input Signal Circuit-I
G00877355Courtesy of NISSAN MOTOR CO., U.S.A.
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