Range Rover P38
17
EMISSION CONTROL
NEW RANGE ROVER
2
FAULT DIAGNOSIS
DRIVE CYCLES - up to 99MY
1. Switch on ignition for 30 seconds.
2. Ensure that coolant temperature is less than
30
°
C (86
°
F).
3. Start engine and allow to idle for 2 minutes.
4. Perform 2 light accelerations 0 to 35 mph (0 to
56 km/h) with light pedal pressure.
5. Perform 2 medium accelerations 0 to 45 mph (0
to 72 km/h) with moderate pedal pressure.
6. Perform 2 hard accelerations 0 to 55 mph (0 to
88 km/h) with heavy pedal pressure.
7. Cruise at 60 mph (96 km/h) for 5 minutes.
8. Cruise at 50 mph (80 km/h) for 5 minutes.
9. Cruise at 35 mph (56 km/h) for 5 minutes.
10. Allow engine to idle for 2 minutes.
11. Connect TestBook and check for fault codes.
DRIVE CYCLES - from 99MY
The following are the Testbook drive cycles
Drive cycle A:
1. Switch on the ignition for 30 seconds.
2. Ensure engine coolant temperature is less than
60
°
C (140
°
F).
3. Start the engine and allow to idle for 2 minutes.
4. Connect Testbook and check for fault codes.
Drive cycle B:
1. Switch ignition on for 30 seconds.
2. Ensure engine coolant temperature is less than
60
°
C (140
°
F).
3. Start the engine and allow to idle for 2 minutes.
4. Perform two light accelerations (0 to 35 mph) (0
to 60 km/h) with light pedal pressure).
5. Perform two medium accelerations (0 to 45 mph)
(0 to 70 km/h) with moderate pedal pressure).
6. Perform two hard accelerations (0 to 55 mph) (0
to 90 km/h) with heavy pedal pressure).
7. Allow engine to idle for two minutes.
8. Connect Testbook and check for fault codes.
Drive cycle C1 (vehicles without advanced
EVAPS):
1. Switch ignition on for 30 seconds.
2. Ensure engine coolant temperature is less than
60
°
C (140
°
F).
3. Start the engine and allow to idle for 2 minutes.
4. Perform two light accelerations (0 to 35 mph) (0
to 60 km/h) with light pedal pressure).
5. Perform two medium accelerations (0 to 45 mph)
(0 to 70 km/h) with moderate pedal pressure).
6. Perform two hard accelerations (0 to 55 mph) (0
to 90 km/h) with heavy pedal pressure).
7. Cruise at 60 mph (100 km/h) for 5 minutes.
8. Cruise at 50 mph (80 km/h) for 5 minutes.
9. Allow engine to idle for 2 minutes.
10. Connect Testbook and check for fault codes.
