Exhaust Gas Recirculation (EGR) System Monitor
EXHAUST GAS RECIRCULATION (EGR) SYSTEM MONITOR (DTC P0400)
TEST REQUIREMENTS/PROCEDURE
1. All of the following requirements should be met when carrying out a drive test.
(1) Engine coolant temperature: 80°C (176°F) or more (Engine fully warmed up)
(2) Atmospheric temperature: 5° (41°F) or more
(3) Condition of A/T
- Selector lever position: D range
- Overdrive switch: ON
(4) A/C switch: OFF
2. One trip monitor will be completed by driving according to the steps below (from start to switch off). It will take approx. 10 minutes.
*1: After warming up, turn off the ignition switch.
*2: Start the engine, and accelerate to 56 - 64 km/h (35 - 40 mph).
*3: Close the throttle fully from 2000-3000 r/min with the clutch engaged
*4: Accelerate to 56 - 64 km/h (35 - 40 mph), and continue driving for 20 seconds. (After 1st monitor (deceleration), wait for 20 seconds or more until the next monitor (deceleration) starts). Then repeat -3 and *4 steps eight times.
*5: Decelerate and stop. Then turn off the ignition switch.