Volvo Symptom D12D US02 Service Manual page 37

Group 20
PPID 122 Compression brake, VEB
PPID 124 Exhaust pressure governor, EPG 1
SID 70 Preheater element, 1
SID 71 Preheater element, 2
SID 146 EGR valve 1
Action:
Check for active or inactive fault codes related to symptoms.
Check inactive codes with high occurrences.
"Step 2: Visual Inspection (System Checks)" page 33
Step 2: Visual Inspection (System Checks)
Action:
Check engine oil level.
Check engine coolant level.
Check condition of the air filter
"Step 3: VCADS Pro Tests" page 33
Step 3: VCADS Pro Tests
Action:
Check sensor values.
Check preheater function.
T2020217
C2002640
D
SID 266
PPID 25
PID 172
PID 354
Refer to:
Instrument cluster or VCADS Pro
VCADS Pro:"Fault Codes, Test Mode"
"White or Gray Smoke" page 26
Refer to:
"White or Gray Smoke" page 26
Refer to:
•
"Sensor Values Check, (Engine
Running)"
•
"Sensor Values Check, (Engine Not
Running)"
Preheat, Test
EGR valve 2 (D12D)
EGR Mass Flow (D16D)
Air Inlet Temperature (D16D)
Relative Humidity (D16D)
33