P0216: How to Diagnose & Fix — Injection Timing Control Circuit Malfunction
2 vehicles · 1 makes · $400-$3,500 repair
How to diagnose and fix P0216: most-reported vehicles
Ranked by owner reports. Each card gives the symptoms, how to confirm the cause, the fix, parts and sources for that vehicle.
Dodge Ram · 1998–2002
The Bosch VP44 rotary injection pump on the 1998.5-2002 24-valve ISB Cummins is one of the most failure-prone components on the entire 2nd-gen Ram platform. The root cause is the inadequate factory in-tank lift pump (later moved to the engine block), which delivers below the 5 psi minimum the VP44 needs for cooling and lubrication. Without sufficient supply pressure the pump cavitates and the PSG (Pump Solenoid Group)—a small computer epoxy-potted on top of the pump—overheats and the lead-free solder joints crack from thousands of heat cycles. Failures are sudden: dead pedal at highway speed, no-start at the gas station, or progressive bucking/surging. Replacement pumps are $1,500-$2,500 and often fail again within months if the lift pump is not upgraded first. Sets diagnostic code P0216 (injection timing failure) which is essentially VP44-specific.
Common Symptoms
- P0216 injection timing fault code
- Sudden dead-pedal / no throttle response at highway speed
- Hard start or extended cranking when hot
- Crank-no-start
- Bucking, surging, or rough idle
- Loss of power above 2,000 RPM
- Whining noise from pump
How to Fix
PREVENTION (do this on every 24V Cummins): replace the failure-prone factory lift pump with an aftermarket frame-mounted unit—FASS DDRP, AirDog II 4G 165, or Fuelab—that delivers a steady 12-15 psi to the VP44. Add an isolated fuel-pressure gauge to monitor supply pressure. REPAIR: confirm diagnosis with P0216 + a $40 fuel-pressure test kit on the VP44 inlet (must show >5 psi at WOT). Replace VP44 with a remanufactured Bosch unit from Industrial Injection, Dynomite Diesel, or Blue Chip Diesel ($1,500-$2,500 part + 4 hours labor); some shops offer PSG-only repair if the hydraulic head is healthy ($700-$1,000). Install lift pump upgrade at the same time or the new pump will fail again.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- Industrial Injection 0470506027SE remanufactured VP44
Replace a diagnosed failed VP44 after supply pressure is corrected Fitment: 1998.5-2002 5.9L Cummins SO, automatic/5-speed; HO 6-speed and engine-serial variants use different pumps Live direct US product page when checked
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Sources for this issue (1)
Dodge Ram 2500 · 1998–2008
The factory mechanical lift pump (1998.5-2002) or electric lift pump (2003+) fails, causing the VP44 or CP3 injection pump to run dry and suffer premature wear. The injection pump costs far more than preventive lift pump maintenance.
Common Symptoms
- Hard starting
- Loss of power under load
- Engine surging
- Stalling at idle
How to Fix
Install an aftermarket electric lift pump (FASS Titanium or AirDog) that provides consistent fuel pressure and better filtration. For VP44-equipped trucks (1998.5-2002), this is especially critical as VP44 replacement costs $1,500+.
What you need to fix it
Only diagnosis- and fitment-reviewed repair parts are linked here.
- FASS TSPD08100G fuel system with sump kit
Provide stable filtered supply pressure to protect the VP44/common-rail branch within its listed range Fitment: Product lists 1998-2004 Dodge Ram Cummins; confirm power level, bed/tank and exact model year Live manufacturer-store direct …
Sources for this issue (1)
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P0216 code reference
General diagnostic-code context. The code alone does not confirm a cause for your vehicle; use the applicable issue card and its sources.
Frequently asked questions
What does P0216 mean?
P0216 stands for "Injection Timing Control Circuit Malfunction." This code means the engine computer detected a fault in the fuel injection timing control circuit, most often on diesel engines with a high-pressure injection pump. The computer monitors and controls when fuel is injected; if the actual timing cannot be set correctly or the control circuit fails, this code sets. The fault is frequently internal to the injection pump or in its control wiring. It can cause hard starting, surging, stalling, reduced power, and limp mode.
What are the most common causes of P0216?
The most common causes of P0216 are: Failed or worn high-pressure/diesel injection pump, Injection pump timing out of specification, Wiring or connector fault in the timing control circuit, Faulty camshaft or crankshaft position sensor, Clogged fuel filter or restricted fuel supply, Failing fuel transfer/lift pump, Faulty PCM/ECM (rare). The specific cause varies by vehicle.
How much does it cost to fix P0216?
Repair costs for P0216 range from $400 to $3,500, depending on the vehicle and root cause.
Which vehicles are affected by P0216?
Au7o has documented P0216 across 2 vehicle models from 1 manufacturers: Dodge.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.