Test B
PINPOINT TEST B: DTC C1186-ABS POWER RELAY OUTPUT OPEN CIRCUIT AND B1317 AND B1318-BATTERY VOLTAGE HIGH/ BATTERY VOLTAGE LOWNOTE: DTC B1317 and B1318 are generated when the anti-lock brake control module detects system voltage is less than 9 volts or greater than 19 volts for more than 1 second.