Test Requirements
- The Secondary Air Injection (SAI) Pump Relay --J299-- fuse is OK.
- The Engine Control Module (ECM) Power Supply Relay -J271- and the Fuel Pump Relay -J17- fuse OK.
- Battery voltage at least 12.5 V.
- All electrical consumers switched off (radiator fan must NOT run during test).
- A/C switched off.
- The ignition switched OFF.