INSPECTION PROCEDURE 1. INSPECT UNLOCK WARNING SWITCH ASSEMBLY
(a) Measure the resistance according to the value(s) in the table below. Standard resistance:
If the result is not as specified, replace the unlock warning switch assembly. Text in Illustration
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Toyota Tundra Service Manual > Sfi System: Internal Control Module EEPROM Error (P062F)
DESCRIPTION The ECM monitors its internal operation and it stores this DTC when it detects an internal malfunction. DTC No. DTC Detection Condition Trouble Area P062F An ECM internal error (EEPROM). (1 trip detection logic) ECM MONITOR DESCRIPTION The ECM monitors its internal operation. If the inte ...