Test Preparation
Ensure battery voltage is 11-14 volts. Ensure all fuses are okay. Connect HHT, Adapter Harness (126 589 20 63 00 or 202 589 15 63 00) and Breakout Box (124 589 00 21 00) to vehicle prior to performing system tests.
Ensure battery voltage is 11-14 volts. Ensure all fuses are okay. Connect HHT, Adapter Harness (126 589 20 63 00 or 202 589 15 63 00) and Breakout Box (124 589 00 21 00) to vehicle prior to performing system tests.