Code 43, 65 - Throttle Valve Switch

NOTE: See appropriate wiring diagram in WIRING DIAGRAMS article for ECM terminal and connector identification.

Fig 1: Code 43, 65 - Throttle Valve Switch Courtesy Isuzu Motor Co

Fig 2: Code 43, 65 - Diagnostic Flowchart (1 Of 2) Courtesy Isuzu Motor Co

Fig 3: Code 43, 65 - Diagnostic Flowchart (2 Of 2) Courtesy Isuzu Motor Co

WOT SWITCH CONTINUITY

Accelerator Pedal	Continuity I-P (Ohms)	Continuity P-F (Ohms)
Not Depressed	0	Infinity
Slightly Depressed	Infinity	Infinity
Fully Depressed	Infinity	0