REMOVAL PROCEDURE 1. REMOVE CHARCOAL CANISTER ASSEMBLY
![]() (b) Disconnect the canister pump module connector. Text in Illustration
(c) Slide the clamp and disconnect the purge line hose. (d) Disconnect the air inlet line hose. (1) Push the air inlet line hose firmly toward the charcoal canister assembly. (2) Pinch the air inlet line hose as shown in the illustration. (3) Pull out the air inlet line hose. NOTICE:
(e) Disconnect the vent line hose. (1) Pinch the retainer and raise it. NOTICE:
2. REMOVE CANISTER PUMP MODULE (a) Before removing the canister pump module, clean the charcoal canister assembly by blowing air into it to ensure that the charcoal canister assembly is free of foreign matter. NOTICE:
(c) Check if the charcoal canister contains foreign matter such as mud or water.
(2) Hold the charcoal canister assembly upside down to make sure that the charcoal canister assembly is free of foreign matter. If the charcoal canister assembly contains foreign matter, replace the charcoal canister assembly. |
Toyota Tundra Service Manual > Can Communication System: Check Bus 1 Line for Short to +B
DESCRIPTION There may be a short circuit between one of the CAN bus lines and +B when there is no resistance between terminal 23 (CA1H) of the central gateway ECU (network gateway ECU) and terminal 16 (BAT) of the DLC3, or terminal 8 (CA1L) of the central gateway ECU (network gateway ECU) and termin ...