REMOVAL PROCEDURE 1. DISCONNECT FRONT FENDER LINER RH (See page HINT: It is not necessary to fully remove the front fender liner RH. Partially remove it so that the air pump assembly with bracket can be removed in a later step. 2. DISCONNECT FRONT FENDER APRON SEAL RH
3. REMOVE NO. 2 AIR INJECTION SYSTEM HOSE
(b) Front Fender RH Inside: (1) Slide the clamp and disconnect the No. 2 air injection system hose from the air pump assembly. 4. REMOVE NO. 3 AIR INJECTION SYSTEM HOSE
(b) Front Fender RH Inside: (1) Detach the clamp. (2) Slide the clamp indicated by the arrow in the illustration and disconnect the No. 3 air injection system hose from the air pump assembly. 5. REMOVE AIR PUMP ASSEMBLY WITH BRACKET
6. REMOVE AIR PUMP INLET
7. REMOVE NO. 1 AIR INJECTION SYSTEM HOSE (a) Remove the 2 No. 1 air injection system hoses from the 2 air pump assemblies. 8. REMOVE AIR PUMP ASSEMBLY
(b) Disconnect the 6 air pump insulators. |
Toyota Tundra Service Manual > Can Communication System: Check Bus 2 Line for Short to GND
DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 18 (CA4H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 17 (CA4L) of the central gateway ECU (network gateway ECU) and termin ...