P1099 DTC For Toyota Hi Ace

Toyota Hi Ace Engine Specifications:
Engine Type :Multi-Cylinder Engine
Cylinder Type :V-Type Engine
Engine Air Intake Process :Naturally Aspirated

Your Toyota Hi Ace engine control system detects a problem, the computer stores the diagnostic trouble code P1099 in its memory. To figure out what is wrong with your vehicle you must first extract the P1099 DTC For Toyota Hi Ace.

A good ground connection is also extremely important. P1099 Toyota Hi Ace engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).

P1099 Toyota Hi Ace DTC Meaning

P Powertrain Code - Problem is related engine, transmission and emissions systems.
1 MFG - Manufacturer Specific
0 Transmission
9 TP Sensor Learn Not Complete
9 A/C System High Pressure High Temperature

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P1099 Toyota Hi Ace code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.

P1098 DTC (Previous DTC Code) ( Next DTC Code ) P109A DTC
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