Toyota Tundra. Manual — part 1226

Result

RESULT CHART

B : Go to step 5

A : Go to next step.

3. REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY

a. Replace park/neutral position switch (See REMOVAL ).

4. READ VALUE USING TECHSTREAM (STARTER SIGNAL)

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON and turn the Techstream ON.

c. Enter the following menus: Powertrain/Engine and ECT/Data List/All Data/Starter Signal.

d. Check the value displayed on the Techstream when the ignition switch is turned to the ON and

START positions.

Standard

DATA LIST

Result

RESULT CHART

B : SYSTEM OK

A : Go to next step.

5. INSPECT IGNITION SWITCH ASSEMBLY

Tester Connection

Condition

Specified Condition

4 - 5

Shift lever position P

Below 1 ohms

4 - 5

Shift lever position N

Below 1 ohms

Result Proceed To

NG

A

OK

B

Ignition Switch Position Starter Signal

ON

OFF

START

ON

Result Proceed To

NG

A

OK

B

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra

a. Disconnect the J9 ignition switch connector.

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

Fig. 182: Identifying J9 Ignition Switch Connector Terminals

Standard resistance

TESTER CONNECTION SPECIFIED CONDITION

Result

RESULT CHART

B : Go to step 7

A : Go to next step.

6. REPLACE IGNITION SWITCH ASSEMBLY

a. Replace ignition switch assembly. (See IGNITION SWITCH ).

Tester Connection

Condition

Specified Condition

All Terminals

Ignition Switch Position LOCK 10 kohms or higher

2 (ACC) - 4 (AM1)

Ignition Switch Position ACC

Below 1 ohms

1 (IG1) - 2 (ACC) - 4 (AM1)

Ignition Switch Position ON

5 (AM2) - 6 (IG2)

1 (IG1) - 3 (ST1) - 4 (AM1)

Ignition Switch Position START

5 (AM2) - 6 (IG2) - 7 (ST2)

Result Proceed To

NG

A

OK

B

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra

7. READ VALUE USING TECHSTREAM (STARTER SIGNAL)

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON and turn the Techstream ON.

c. Enter the following menus: Powertrain/Engine and ECT/Data List/All Data/Starter Signal.

d. Check the value displayed on the Techstream when the ignition switch is turned to the ON and

START positions.

Standard

DATA LIST

Result

RESULT CHART

B : SYSTEM OK

A : Go to next step.

8. REPAIR OR REPLACE HARNESS OR CONNECTOR (PNP SWITCH - STA TERMINAL OF

ECM)

9. CHECK WHETHER DTC OUTPUT RECURS

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON.

c. Turn the Techstream ON.

d. Clear DTCs (See DTC CHECK/CLEAR ).

e. Drive the vehicle at more than 12.4 mph (20 km/h) for over 20 seconds.

f. Enter the following menus: Powertrain/Engine and ECT/Trouble Codes.

g. Read DTCs.

Result

RESULT CHART

Ignition Switch Position Starter Signal

ON

OFF

START

ON

Result Proceed To

NG

A

OK

B

Display (DTC Output) Proceed To

P0617

A

No DTC

B

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra

B : SYSTEM OK

A : REPLACE ECM (See REMOVAL )

DTC P0630 VIN NOT PROGRAMMED OR MISMATCH - ECM/PCM

DESCRIPTION

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

DTC TROUBLE DETECTION CONDITION CHART

MONITOR STRATEGY

MONITOR STRATEGY

TYPICAL ENABLING CONDITIONS

TYPICAL ENABLING CONDITIONS

TYPICAL MALFUNCTION THRESHOLDS

TYPICAL MALFUNCTION THRESHOLDS

COMPONENT OPERATING RANGE

COMPONENT OPERATING RANGE

DTC No.

DTC Detection Condition

Trouble Area

P0630

When either condition below is met:



VIN not stored in ECM



Input VIN in ECM not accurate

ECM

Related DTCs

P0630: VIN not programmed

Required Sensors/Components (Main)

ECM

Required Sensors/Components (Related)

-

Frequency of Operation

Continuous

Duration

0.325 seconds

MIL Operation

Immediate

Sequence of Operation

None

Battery voltage

8 V or more

Ignition switch

ON

Starter

OFF

VIN code

Not programmed

VIN code

Programmed

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (1GR-FE) - Tundra