Work procedure
- Connect diagnostic tester. Refer to Diagnostic tester, connecting
- Switch ignition on.
- Wait 5 seconds.
- Let engine run at idle.
- Wait 45 seconds.
- Perform a road test.
Observe the safety precautions that apply to road tests. Refer to Safety precautions .
The following operating conditions must be met during this road test:
- Bring coolant temperature to at least 85 ° C via road test. Refer to Diagnostic mode 1: Check measured values
- Drive for 20 seconds in driving mode "D" on a level driving surface at a constant vehicle speed with an engine speed of 1700 to 1900 RPM.
- Accelerate vehicle to 100 km/h.
- Drive for 2 minutes in driving mode "D" on a level driving surface at a constant vehicle speed of 100 km/h (no deceleration).
- Then from 100 km/h, decelerate (do not brake) in driving mode "D" to 900 RPM.
NOTE:
- Vehicle speed. Refer to Diagnostic mode 1: Check measured values
- Engine speed. Refer to Diagnostic mode 1: Check measured values
- Park vehicle and let engine run at idle for 3 minutes.
- Accelerator pedal must not be operated during this time.
- Switch ignition off.
- Let engine cool off:
- Coolant temperature must not be above the maximum of 25 ° C. Refer to Diagnostic mode 1: Check measured values
- Switch ignition on again.
- Wait 5 seconds.
- Let engine run at idle.
- Wait 45 seconds.
- Perform a road test again.
Observe the safety precautions that apply to road tests. Refer to Safety precautions .
The following operating conditions must be met during this road test:
- Bring coolant temperature to at least 85 ° C via road test. Refer to Diagnostic mode 1: Check measured values
- Drive for 20 seconds in driving mode "D" on a level driving surface at a constant vehicle speed with an engine speed of 1700 to 1900 RPM.
- Accelerate vehicle to 100 km/h.
- Drive for 2 minutes in driving mode "D" on a level driving surface at a constant vehicle speed of 100 km/h (no deceleration).
- Then from 100 km/h, decelerate (do not brake) in driving mode "D" to 900 RPM.
NOTE:
- Vehicle speed. Refer to Diagnostic mode 1: Check measured values
- Engine speed. Refer to Diagnostic mode 1: Check measured values
- Park vehicle and let engine run at idle for 3 minutes.
- Accelerator pedal must not be operated during this time.
- Read readiness code. Refer to Read readiness code
If a 1 is displayed instead of a 0 in the 8-digit number block:
- Repeat complete work procedure. Refer to Work procedure