DISASSEMBLY PROCEDURE 1. REMOVE FRONT SUSPENSION UPPER ARM BUSH  (a) Using a hammer and chisel, strike and bend the entire flange of the upper arm bush as shown in the illustration.
2. REMOVE FRONT UPPER BALL JOINT DUST COVER LH  (a) Using a snap ring expander, remove the dust cover set ring. |
Toyota Tundra Service Manual > Sfi System: Open in Secondary Air Injection System Heater Control Circuit (P144C,P144D)
DESCRIPTION The ECM operates the air pump heater (AI HTR) relay which causes the air pump heater (AI HTR) to operate. DTC No. DTC Detection Condition Trouble Area P144C Open or short in the air pump heater (AI HTR) relay circuit for 5 seconds (1 trip detection logic). Open or short in air pump heate ...
