Shorts to Ground
Measure the harness resistance between the suspect circuit at the harness connector and a reliable ground (B-, chassis gnd, or PWR GND at the PCM breakout box, if available). The resistance must be greater than 10,000 ohms.
Measure the harness resistance between the suspect circuit at the harness connector and a reliable ground (B-, chassis gnd, or PWR GND at the PCM breakout box, if available). The resistance must be greater than 10,000 ohms.