Toyota Tundra Service Manual: VIN not Programmed or Mismatch - ECM / PCM (P0630)

Toyota Tundra Service Manual / Engine, Hybrid System / 1ur-fe Engine Control / Sfi System / VIN not Programmed or Mismatch - ECM / PCM (P0630)

DESCRIPTION

DTC P0630 is stored when the Vehicle Identification Number (VIN) is not stored in the Engine Control Module (ECM) or the input VIN is incorrect. Input the VIN with the Techstream.

DTC No.

DTC Detection Condition

Trouble Area

P0630

When either condition below is met:

(1 trip detection logic)

  • VIN not stored in ECM
  • Input VIN incorrect

ECM

MONITOR STRATEGY

Related DTCs

P0630: VIN not programmed

Required Sensors/Components (Main)

ECM

Required Sensors/Components (Related)

-

Frequency of Operation

Continuous

Duration

5 times

MIL Operation

Immediate

Sequence of Operation

None

TYPICAL ENABLING CONDITIONS

Battery voltage

8 V or more

Ignition switch

ON

Starter

OFF

TYPICAL MALFUNCTION THRESHOLDS

VIN code

Not programmed

COMPONENT OPERATING RANGE

VIN code

Programmed

CONFIRMATION DRIVING PATTERN

  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to ON and turn the Techstream on.
  3. Clear DTCs (even if no DTCs are stored, perform the clear DTC operation).
  4. Turn the ignition switch off and wait for at least 30 seconds.
  5. Turn the ignition switch to ON and turn the Techstream on.
  6. Wait 5 seconds or more.
  7. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
  8. Read the pending DTCs.

    HINT:

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  9. Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness.
  10. Input the DTC: P0630.
  11. Check the DTC judgment result.

    Tester Display

    Description

    NORMAL

    • DTC judgment completed
    • System normal

    ABNORMAL

    • DTC judgment completed
    • System abnormal

    INCOMPLETE

    • DTC judgment not completed
    • Perform driving pattern after confirming DTC enabling conditions

    N/A

    • Unable to perform DTC judgment
    • Number of DTCs which do not fulfill DTC preconditions has reached ECU memory limit

    HINT:

    If the judgment result shows ABNORMAL, the system has a malfunction.

  12. If the test result is INCOMPLETE or N/A and no pending DTC is output, perform a universal trip and check for permanent DTCs (See page ).

    HINT:

    • If a permanent DTC is output, the system is malfunctioning.
    • If no permanent DTC is output, the system is normal.

CAUTION / NOTICE / HINT

HINT:

Read freeze frame data using a Techstream. Freeze frame data record the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, if the air-fuel ratio was lean or rich, and other data from the time the malfunction occurred.

PROCEDURE

1.

READ CURRENT DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.

(e) Read DTCs.

Result

Result

Proceed to

P0630 is output

A

P0630 and other DTCs are output

B

HINT:

If any DTCs other than P0630 are output, troubleshoot those DTCs first.

NOTICE:

If P0630 is stored, the VIN must be input to the ECM using the Techstream. However, all DTCs are cleared automatically by the Techstream when the VIN is input. If DTCs other than P0630 are stored, check them first.

B

GO TO DTC CHART

A

2.

INPUT VIN WITH TECHSTREAM

(a) Refer to Registration (See page ).

NEXT

END

    Starter Relay Circuit High (P0617)

    Actuator Supply Voltage Circuit / Open (P0657)

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