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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Vehicle Control (P310) - RX400H - DTC P0336-137 Through P0A72-326 >> DTC P0A1D-390 Hybrid Powertrain Control Module; DTC P3004-133 Power Cable Malfunction >> Inspection Procedure

Inspection Procedure

  1. READ OUTPUT DTC (HV) 
    1. Connect the intelligent tester to the DLC3.
    2. Turn the ignition switch to the ON position.
    3. Select the following menu items: DIAGNOSIS / OBD/ MOBD / HV ECU / DTC INFO / CURRENT CODES.
    4. Read output DTC. (See DTC CHECK / CLEAR )

      Result: DTCs other than P0A1D-390 and P3004-133 are output. 

    YES: GO TO  DTC CHART 

    NO: REPLACE HYBRID VEHICLE CONTROL ECU 

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