|
|
Content .. 1618 1619 1620 1621 ..
4. INSPECT AIR SWITCHING VALVE a. Inspect the air switching valve (see INSPECTION ). NG: REPLACE AIR SWITCHING VALVE (See REMOVAL ) OK: Go to Next Step 5. INSPECT AIR INJECTION CONTROL DRIVER (POWER SOURCE OF AIR INJECTION CONTROL DRIVER) a. Disconnect the D48 and D50 or D52 and D54 AID connectors. Fig. 249: Identifying D48 And D50 Or D52 And D54 AID Connector Terminals b. Turn the ignition switch to ON. c. Measure the voltage according to the value (s) in the table below. Standard voltage VOLTAGE SPECIFIED CONDITION d. Measure the resistance according to the value (s) in the table below. Standard resistance RESISTANCE SPECIFIED CONDITIONS Tester Connection Switch Condition Specified Condition D48-1 (BATT) - Body ground Ignition switch ON 11 to 14 V (near battery voltage) Ignition switch ON 11 to 14 V (near battery voltage) D52-1 (BAT2) - Body ground Ignition switch ON 11 to 14 V (near battery voltage) Ignition switch ON 11 to 14 V (near battery voltage) Tester Connection Condition Specified Condition D50-1 (E) - Body ground Always Below 1 ohms D54-1 (E2) - Body ground Always Below 1 ohms
2009 Toyota Tundra 2009 ENGINE PERFORMANCE Engine Control System (3UR-FBE) - Tundra
Saturday, June 19, 2010 7:34:46 PM Page 573 © 2006 Mitchell Repair Information Company, LLC. |