Toyota RAV4 Service Manual: Disassembly
Emission inspection and maintenance (i/m) programs
Some states have vehicle emission inspection programs which include obd (on board diagnostics) checks. The obd system monitors the operation of the emission control system. If the malfunction indicator lamp comes on The obd system determines that a problem exists somewhere in the emission contr ...
Check for short circuit
If the wire harness is ground shorted (fig. 5), Locate the section by conducting a resistance check with the body ground (below). Check the resistance with the body ground. Disconnect connectors a and c, and measure the resistance Standard resistance (fig.